| 100ms |
yes |
Video conferencing and live streaming APIs. |
private
(series A)
|
| Ably |
yes |
Realtime application infrastructure. |
private
(series B)
|
| Acceldata |
yes |
Data observability. |
private
(series C)
|
| Activeloop |
yes |
Data lake for deep learning. |
private
(series A)
|
| Aerospike |
yes |
NoSQL low latency data store. |
private
(series E)
|
| Agora |
yes |
Voice, video, messaging and streaming APIs. |
public
(NASDAQ:
API)
|
| AI21 Labs |
yes |
Natural Language Processing tools. |
private
(series C)
|
| Airbyte |
yes |
Open source data integration and pipeline. |
private
(series B)
|
| Airplane |
yes |
Developer platform for internal tools. |
acquired
|
| Aiven |
yes |
Managed open source cloud data platform. |
private
(series D)
|
| Algolia |
yes |
Search API as a service. |
private
(series D)
|
| Align AI |
yes |
User analytics for AI products. |
private
(seed)
|
| Alpaca |
yes |
Stock and crypto trading API. |
private
(series B)
|
| Ambassador |
yes |
Dev tools for Kubernetes. |
private
(series B)
|
| Anthropic |
yes |
Large language models (LLMs). |
private
(series D)
|
| Antimatter |
no |
Data access control. |
private
(series A)
|
| Anyscale |
yes |
Large language model (LLM) infrastructure. |
private
(series C)
|
| APIMATIC |
yes |
Autogenerated SDKs and example code for APIs. |
private
(seed)
|
| Apollo |
no |
GraphQL platform. |
private
(series D)
|
| Aporia |
yes |
AI model input and output security and control. |
private
(series A)
|
| Archera |
yes |
Cloud cost control. |
private
(series B)
|
| Arize |
yes |
Machine learning model observability. |
private
(series A)
|
| Arnica |
yes |
Application and code security tools. |
private
(seed)
|
| AssemblyAI |
yes |
Speech AI models via a web API. |
private
(series C)
|
| Astronomer |
yes |
Airflow data pipelines. |
private
(series C)
|
| Authentik Security |
yes |
User identity management platform. |
private
(seed)
|
| AuthZed |
yes |
Authorization infrastructure. |
private
(series A)
|
| Aviator |
yes |
Developer tools for code repositories. |
private
(seed)
|
| Axolo |
yes |
Code review automation in Slack. |
private
(pre-seed)
|
| Bandwidth |
yes |
Communications platform-as-a-service. |
public
(NASDAQ:
BAND)
|
| Baseten |
yes |
Inference platform for AI models. |
private
(series B)
|
| BentoML |
no |
Inferencing provider for AI models. |
private
(seed)
|
| Better Stack |
no |
Observability and log management. |
private
(series A)
|
| Bird |
no |
Communications platform-as-a-service (PaaS). |
private
(series C)
|
| Bit |
no |
Composable software components. |
private
(series B)
|
| Bitrise |
yes |
Continuous integration and delivery for mobile. |
private
(series C)
|
| Bodo |
yes |
Parallel computation for data analytics. |
private
(series A)
|
| Braintrust |
no |
LLM prompting and evaluation. |
private
(seed)
|
| Bright Data |
no |
Data scraping and collection. |
private
(private equity)
|
| Browserbase |
no |
Headless browsers-as-a-service. |
private
(seed)
|
| BrowserStack |
yes |
App and browser device simulation testing. |
private
(series B)
|
| Bubble |
yes |
Low code / no code application builder. |
private
(series A)
|
| Bugcrowd |
no |
Crowdsourced security via bug bounties. |
private
(series E)
|
| BuildBuddy |
yes |
Hosted Bazel continuous integration. |
private
(seed)
|
| Buildkite |
yes |
Continuous integration pipeline platform. |
private
(series A)
|
| Bump |
no |
API creation tools. |
private
(pre-seed)
|
| Carto |
yes |
Spatial data analysis platform. |
private
(series C)
|
| Cast AI |
yes |
Cloud computing cost controls. |
private
(series B)
|
| CData |
no |
Real-time data sync. |
private
(series C)
|
| Census |
yes |
Data activation platform for data warehouses. |
private
(series B)
|
| Cerebrium |
yes |
Machine learning platform for training and deployment. |
private
(seed)
|
| Chainguard |
no |
Software supply chain security. |
private
(series C)
|
| Chainlink |
no |
Decentralized computing platform. |
private
(series C)
|
| Chalk |
no |
Machine learning infrastructure. |
private
(seed)
|
| Chameleon |
yes |
In-product walkthroughs and analytics. |
private
(series A)
|
| ChaosSearch |
yes |
Data indexing for input into analytics. |
private
(series B)
|
| Checkly |
yes |
Code-based monitoring. |
private
(series B)
|
| Checkr |
yes |
Background checks and personal data lookup infrastructure. |
private
(series E)
|
| Chroma |
no |
Open source embedding vector database. |
private
(seed)
|
| Circle |
no |
Payments infrastructure via blockchain. |
private
(private equity)
|
| CircleCI |
no |
Hosted continuous integration. |
private
(series F)
|
| Clarifai |
no |
Machine learning APIs. |
private
(series C)
|
| Cleanlab |
yes |
Data quality issue identification and remediation. |
private
(series A)
|
| Clearbit |
no |
Go-to-market intelligence data and APIs. |
acquired
|
| Clerk |
no |
User management platform. |
private
(series B)
|
| ClickHouse |
yes |
Column-oriented datastore. |
private
(series B)
|
| Cloudflare |
yes |
Content delivery network and web app infrastructure. |
public
(NYSE:
NET)
|
| Cloudsmith |
yes |
Software artifact management. |
private
(series A)
|
| Cockroach Labs |
yes |
Distributed SQL database. |
private
(series F)
|
| Codefresh |
no |
Continuous integration and delivery platform. |
acquired
|
| Codeium |
no |
Coding copilot. |
private
(series C)
|
| Coder |
yes |
Cloud development environment provisioning. |
private
(series B)
|
| CodeRabbit |
yes |
AI code reviews. |
private
(series A)
|
| CodeSee |
no |
Code visualization and automation. |
acquired
|
| Cohere |
no |
Natural language processing as a service. |
private
(series D)
|
| Comet |
no |
Machine learning model lifecycle management and monitoring. |
private
(series B)
|
| Composable |
yes |
LLM application platform. |
private
(seed)
|
| Confident AI |
yes |
Evaluation infrastructure for LLMs. |
private
(pre-seed)
|
| Confluent |
yes |
Apache Kafka hosting and tooling. |
public
(NASDAQ:
CFLT)
|
| Contentful |
yes |
Headless content management system (CMS). |
private
(series F)
|
| Context.ai |
yes |
Analytics for products that use large language models (LLMs). |
private
(seed)
|
| Convex |
no |
Backend infrastructure-as-a-service. |
private
(series A)
|
| Convoy |
no |
Webhooks proxy. |
private
(pre-seed)
|
| Coralogix |
no |
Infrastructure observability. |
private
(series D)
|
| Couchbase |
no |
Distributed NoSQL data store. |
private
(series G)
|
| Courier |
yes |
Developer infrastructure for product notifications. |
private
(series B)
|
| Credal |
no |
Data workflows and LLM connections. |
private
(seed)
|
| Crowdstrike |
no |
Cybersecurity products. |
public
(NASDAQ:
CRWD)
|
| Cube |
yes |
Data source and application middleware. |
private
(series B)
|
| Cursor |
no |
LLM copilot-based code editor. |
private
(series A)
|
| Cypress |
no |
Testing automation tools. |
private
(series B)
|
| Dagger |
no |
Continuous integration build pipelines. |
private
(series A)
|
| Dagster |
no |
Data pipeline orchestration. |
private
(series B)
|
| Daily |
yes |
WebRTC-based APIs for video and audio app development. |
private
(series B)
|
| Datadog |
yes |
Application monitoring, security and observability. |
public
(NASDAQ:
DDOG)
|
| Datadome |
no |
Bot protection. |
private
(series C)
|
| Datafold |
no |
Data observability and quality issue mitigation. |
private
(series A)
|
| Datagran |
no |
Data analysis, modeling and workflows. |
private
(seed)
|
| Dataiku |
no |
Data analysis and visualization platform. |
private
(series F)
|
| DataStax |
yes |
Vector database. |
private
(series G)
|
| Daytona |
no |
Development environment manager. |
private
(seed)
|
| DBOS |
no |
Serverless PostGreSQL and TypeScript platform. |
private
(seed)
|
| dbt |
no |
Data transformation. |
private
(series D)
|
| Deepchecks |
no |
Evaluation for LLM-based applications. |
private
(seed)
|
| Deepgram |
yes |
Low quality transcription API. |
private
(series B)
|
| Deepinfra |
no |
Hosted AI models-as-a-service. |
private
(seed)
|
| DeepL |
no |
AI translator and writing tools. |
private
(series C)
|
| deepset |
yes |
Applied data analytics via large language models. |
private
(series B)
|
| DeltaStream |
no |
Event stream processing. |
private
(series A)
|
| Descope |
no |
Authentication management. |
private
(seed)
|
| Detectify |
no |
Security vulnerability scanning, monitoring and pentesting. |
private
(series B)
|
| DevCycle |
no |
Software feature flags. |
private
(seed)
|
| DevZero |
no |
Build and test in a production-clone cloud environment. |
private
(series A)
|
| DigitalOcean |
no |
Cloud computing services and infrastructure. |
public
(NYSE:
DOCN)
|
| Directus |
no |
Application backend-as-a-service. |
private
(series A)
|
| Ditto |
no |
Cross-platform device data sync. |
private
(series A)
|
| dltHub |
no |
Data load tool. |
private
(pre-seed)
|
| Dolby.io |
no |
Real-time streaming infrastructure. |
acquired
|
| Doppler |
yes |
Secret environment variables syncing and security. |
private
(series A)
|
| DoubleCloud |
yes |
Data analytics infrastructure. |
private
(seed)
|
| Dragonfly |
yes |
In-memory key-value pair datastore. |
private
(series A)
|
| Duality |
no |
Privacy-enhanced data computing. |
private
(series B)
|
| Dynatrace |
no |
Infrastructure monitoring and security. |
public
(NYSE:
DT)
|
| Earthly |
no |
Build framework and continuous integration. |
private
(seed)
|
| Eden AI |
no |
AI model orchestration. |
private
(pre-seed)
|
| EdgeDB |
yes |
Open source graph-relational database. |
private
(series A)
|
| Elastic |
no |
Open source search solutions. |
public
(NYSE:
ESTC)
|
| ElevenLabs |
no |
Voice cloning. |
private
(series B)
|
| Encord |
yes |
AI model testing, evaluation, and data management. |
private
(series B)
|
| Endor Labs |
no |
Software supply chain security. |
private
(series B)
|
| Epsilla |
no |
Retrieval-augmented generation-as-a-service. |
private
(pre-seed)
|
| Esper |
no |
Android device fleet management platform. |
private
(series C)
|
| Evervault |
no |
Encryption developer tools. |
private
(series A)
|
| Exa |
no |
Search engine for data and embeddings. |
private
(series A)
|
| FalkorDB |
no |
Graph database. |
private
(seed)
|
| Fastly |
no |
Content delivery network (CDN) and cloud security. |
public
(NYSE:
FSLY)
|
| Fastn |
no |
No-code/low-code for API and data integrations. |
private
(seed)
|
| Fauna |
yes |
Distributed document-relational database. |
private
(series A)
|
| Felt |
no |
Geospatial maps data. |
private
(series A)
|
| Fern |
yes |
Helper libraries and documentation for APIs. |
private
(seed)
|
| Fidel API |
no |
Payments infrastructure API. |
private
(series B)
|
| Finch |
no |
API for employment systems. |
private
(series B)
|
| Fingerprint |
no |
Device and user identity. |
private
(series C)
|
| Finmark |
no |
Financial planning and modeling software for startups. |
acquired
|
| Firefly |
no |
Infrastructure-as-code scanning. |
private
(series A)
|
| FireHydrant |
no |
Alerting and incident response. |
private
(series B)
|
| Fireworks AI |
no |
Large language model inference platform. |
private
(series B)
|
| Fivetran |
yes |
Data extraction, loading and transformation pipelines. |
private
(series D)
|
| Flagsmith |
no |
Feature flags and remote configurations. |
private
(series bootstrapped)
|
| Fleet |
no |
Open-source device management for IT and security teams. |
private
(series A)
|
| Flightcontrol |
no |
Platform-as-a-service on AWS. |
private
(pre-seed)
|
| FlutterFlow |
no |
Low code UI builder. |
private
(series A)
|
| Fly.io |
yes |
Edge-based application infrasturcture. |
private
(series C)
|
| Foundational |
no |
Data management platform. |
private
(seed)
|
| Frigade |
no |
React components for building product onboarding flows. |
private
(seed)
|
| FusionAuth |
no |
Authentication and authorization service. |
private
(series A)
|
| Gatsby |
no |
React-based website and web app infrastructure. |
acquired
|
| Gentrace |
no |
Generative AI quality and speed evaluation. |
private
(seed)
|
| GitGuardian |
no |
Code security. |
private
(series B)
|
| GitHub |
no |
Source control and deployment automation. |
acquired
|
| GitLab |
no |
Software development platform for teams. |
public
(NASDAQ:
GTLB)
|
| Gitpod |
yes |
Isolated cloud dev environments. |
private
(series A)
|
| Gladia |
no |
Audio transcription and translation APIs. |
private
(seed)
|
| GlareDB |
no |
SQL database for distributed data sources. |
private
(seed)
|
| Gradient |
no |
Infrastructure platform for running custom LLMs. |
private
(seed)
|
| Grafana Labs |
no |
Operational dashboards for data. |
private
(series D)
|
| Graphite |
no |
Code review automation and workflow tooling. |
private
(series A)
|
| Gremlin |
no |
Enterprise chaos engineering platform. |
private
(series B)
|
| Greptile |
no |
Code review bot. |
private
(seed)
|
| Gretel.ai |
yes |
Synthetic data creation. |
private
(series B)
|
| GrowthBook |
no |
Open source feature flags. |
private
(pre-seed)
|
| Guardrails AI |
no |
Custom validators for LLMs. |
private
(seed)
|
| Harness |
no |
Software development platform for teams. |
private
(series D)
|
| HarperDB |
no |
Distributed data and compute. |
private
(seed)
|
| HashiCorp |
yes |
Open source cloud infrastructure for deployment and security. |
public
(NASDAQ:
HCP)
|
| Hasura |
yes |
Data platform for creating APIs. |
private
(series C)
|
| Hatchet |
no |
Distributed task queue. |
private
(pre-seed)
|
| Heap |
no |
Digital analytics. |
acquired
|
| Helicone |
no |
LLM application monitoring. |
private
(pre-seed)
|
| Herald |
no |
APIs for commercial insurance. |
private
(seed)
|
| Hex |
yes |
Data analysis and visualization tools. |
private
(series C)
|
| Highlight.io |
no |
Open source infrastructure monitoring. |
private
(seed)
|
| Hookdeck |
yes |
Reliable webhook infrastructure. |
private
(seed)
|
| HoundDog.ai |
no |
Code scanner for sensitive data. |
private
(seed)
|
| HuggingFace |
no |
Create, discover and collaborate on machine learning models. |
private
(series D)
|
| Humanitec |
yes |
Self-service internal developer infrastructure. |
private
(seed)
|
| Humanloop |
no |
Prompt evaluation and monitoring. |
private
(seed)
|
| Hume |
yes |
AI toolkit for understanding human emotion. |
private
(series B)
|
| Hypertune |
no |
Type-safe feature flags for JavaScript/TypeScript ecosystem. |
private
(pre-seed)
|
| Imply |
no |
Database for analytics applications with Druid. |
private
(series D)
|
| Incident.io |
yes |
On-call incident management. |
private
(series A)
|
| Infisical |
no |
Open source secret and configuration management. |
private
(seed)
|
| InfluxData |
yes |
Creators of time series database InfluxDB. |
private
(series E)
|
| Infracost |
no |
Cloud spending cost estimates. |
private
(seed)
|
| Inigo |
no |
GraphQL management and security. |
private
(seed)
|
| Inngest |
yes |
TypeScript-based serverless functions. |
private
(seed)
|
| Instabug |
no |
Mobile app testing and feedback. |
private
(series B)
|
| Integration.app |
no |
Custom integrations for software-as-a-service applications. |
private
(seed)
|
| Intercom |
no |
Customer communications platform. |
private
(series D)
|
| Ionic |
no |
Cross-platform mobile SDK and builds. |
private
(series A)
|
| Jam |
no |
One click bug reports. |
private
(series A)
|
| JetBrains |
no |
Software development tools. |
private
(series bootstrapped)
|
| JFrog |
no |
DevOps deployment tools. |
public
(NASDAQ:
FROG)
|
| Kestra |
no |
Declarative data orchestration. |
private
(seed)
|
| Kinde |
no |
Authentication-as-a-service. |
private
(seed)
|
| Klaviyo |
no |
Customer data and marketing automation platform. |
public
(NYSE:
KVYO)
|
| Klu |
no |
Large language model app platform. |
private
(pre-seed)
|
| Knock |
no |
Notifications infrastructure. |
private
(series A)
|
| Knot |
no |
APIs for online financial accounts. |
private
(series A)
|
| Kolide |
no |
IT device security and compliance. |
private
(series B)
|
| Komodor |
no |
Kubernetes monitoring and troubleshooting. |
private
(series B)
|
| Kong |
no |
Platform for building and operating APIs. |
private
(series D)
|
| Koyeb |
no |
Quick deploy serverless platform. |
private
(pre-seed)
|
| LabelBox |
no |
Data platform for building LLMs. |
private
(series D)
|
| Lago |
no |
Open source usage-based billing infrastructure. |
private
(series A)
|
| Lakera |
no |
Generative AI security. |
private
(series A)
|
| LambdaTest |
yes |
Cross-browser testing. |
private
(series C)
|
| LanceDB |
no |
Database for multimodal data. |
private
(seed)
|
| LangChain |
yes |
Framework to build and operate LLM apps. |
private
(series A)
|
| Langfuse |
no |
Open source observability for large language models. |
private
(seed)
|
| LaunchDarkly |
yes |
Feature flags and deployment management. |
private
(series D)
|
| Liblab |
no |
SDK generation for APIs. |
private
(series A)
|
| Lightning AI |
no |
Cloud IDE for AI application development. |
private
(series B)
|
| Linear |
no |
Product development planning. |
private
(series B)
|
| LiveKit |
yes |
Real-time video, audio and data APIs. |
private
(series A)
|
| LllamaIndex |
no |
LLM applications framework. |
private
(seed)
|
| LocalStack |
no |
Local AWS development environment. |
private
(series A)
|
| LogicLoop |
no |
Alerts and notifications for data. |
private
(seed)
|
| LogRocket |
no |
Performance monitoring, session playback and analytics. |
private
(series B)
|
| Logz.io |
no |
Cloud observability platform. |
private
(series E)
|
| Lokalise |
no |
Continuous language translation for websites and mobile apps. |
private
(series B)
|
| Lumigo |
no |
Microservices tracing and debugging. |
private
(series A)
|
| Lunar.dev |
no |
API gateway. |
private
(seed)
|
| Mapbox |
no |
Location and mapping data. |
private
(series E)
|
| Marqo |
no |
Vector database and vector search engine API. |
private
(series A)
|
| Martian |
no |
LLM router. |
private
(seed)
|
| Matillion |
no |
Data pipeline management. |
private
(series E)
|
| Memgraph |
no |
Optimized Neo4j-compatible graph database. |
private
(seed)
|
| Merge |
no |
HR, recruiting, and accounting API integration. |
private
(series A)
|
| Mergify |
no |
Faster and safer code merging for developers. |
private
(pre-seed)
|
| Metabase |
no |
Open source analytics for company data. |
private
(series B)
|
| Metaplane |
yes |
Data observability. |
private
(series A)
|
| Metronome |
no |
Usage-based billing API. |
private
(series B)
|
| Mintlify |
no |
Technical documentation. |
private
(series A)
|
| Miradore |
no |
Mobile Device Management for hardware. |
private
(private equity)
|
| Mistral AI |
no |
Large language models. |
private
(series B)
|
| Mixpanel |
no |
Self-serve product analytics. |
private
(series C)
|
| mobile.dev |
no |
Cloud-based mobile app test automation. |
private
(pre-seed)
|
| Modal |
no |
Serverless AI model infrastructure. |
private
(series A)
|
| Modular |
no |
Machine learning and AI infrastructure. |
private
(series B)
|
| Moesif |
no |
API analytics. |
private
(series A)
|
| Momento |
no |
Real-time data infrastructure. |
private
(seed)
|
| MongoDB |
yes |
Open source NoSQL document database. |
public
(NASDAQ:
MDB)
|
| Monster API |
yes |
Fine-tuning and deployment for LLMs. |
private
(pre-seed)
|
| Mostly AI |
no |
Synthetic data. |
private
(series B)
|
| Motif Analytics |
no |
Sequence analytics and visualizations. |
private
(seed)
|
| Multiplayer |
no |
Software architecture documentation. |
private
(seed)
|
| MutableAI |
no |
AI code generation. |
private
(seed)
|
| n8n |
no |
Low-code workflows. |
private
(series A)
|
| Nango |
no |
Platform for shipping code integrations. |
private
(pre-seed)
|
| Nanonets |
no |
Workflow automation. |
private
(series B)
|
| Neo4j |
no |
Graph database. |
private
(series F)
|
| Neon |
yes |
Fully-managed PostgreSQL relational databases. |
private
(series B)
|
| Neptune.ai |
no |
MLOps for AI experiments. |
private
(series A)
|
| Netlify |
yes |
Developer platform to build, deploy and host web apps. |
private
(series D)
|
| Ngrok |
no |
API-first ingress-as-a-service localhost tunneling. |
private
(series A)
|
| Not Diamond |
no |
LLM model router. |
private
(seed)
|
| Nullstone |
no |
Deployment automation. |
private
(pre-seed)
|
| Nx |
no |
Build system for monorepos. |
private
(series A)
|
| Nylas |
no |
APIs for email, calendar and contacts providers. |
private
(series C)
|
| Objective |
no |
AI-native search-as-a-service. |
private
(seed)
|
| Observe |
no |
Infrastructure monitoring and observing. |
private
(series B)
|
| Octomind |
no |
Automated end-to-end software testing. |
private
(seed)
|
| Octopus Deploy |
no |
Deployment automation and metrics. |
private
(series A)
|
| Ollama |
no |
Easily run open weights LLMs. |
private
(pre-seed)
|
| OmniAI |
no |
Analytics for unstructured data. |
private
(seed)
|
| Onehouse |
no |
Data lakehouse. |
private
(series B)
|
| OpenAI |
no |
Developing AI models, accessible through APIs. |
private
(series D)
|
| Openlayer |
no |
AI prompt and modeling alerting. |
private
(seed)
|
| OpenMeter |
yes |
Usage-based billing infrastructure. |
private
(seed)
|
| OpenPipe |
no |
Data capture, AI model training and deployment. |
private
(seed)
|
| OpenSauced |
no |
Open source metrics. |
private
(series bootstrapped)
|
| Orb |
no |
Usage-based billing infrastructure. |
private
(series B)
|
| Ory |
no |
User authentication infrastructure-as-a-service. |
private
(series A)
|
| Oso |
no |
Distributed authorization service. |
private
(series A)
|
| OurSky |
no |
Developer APIs for space data. |
private
(seed)
|
| P0 Security |
no |
Secure cloud access for developers and applications. |
private
(series A)
|
| PagerDuty |
no |
Infrastructure incident management. |
public
(NYSE:
PD)
|
| Parea |
no |
LLM test and evaluation. |
private
(pre-seed)
|
| PartyKit |
yes |
Open source deployment platform for real-time applications. |
private
(seed)
|
| Patterns |
no |
Data analytics in natural language. |
private
(seed)
|
| PeerDB |
yes |
PostgreSQL replication. |
acquired
|
| Permit.io |
no |
Authorization-as-a-service. |
private
(series A)
|
| Persona |
no |
Identity management and verification. |
private
(series C)
|
| Pinecone |
no |
Hosted vector database for AI search applications. |
private
(series B)
|
| Pipedream |
no |
Easier multi-API connection with code. |
private
(series A)
|
| Plaid |
yes |
APIs for financial transactions. |
private
(series D)
|
| PlanetScale |
yes |
MySQL-compatible serverless database platform. |
private
(series C)
|
| Platform.sh |
no |
Platform-as-a-service. |
private
(series D)
|
| Ploomber |
no |
Cloud platform for data scientists. |
private
(seed)
|
| Pngme |
no |
Financial data sharing and analysis. |
private
(series A)
|
| Polar Signals |
no |
Infrastructure instrumentation and profiling. |
private
(seed)
|
| PopSQL |
no |
Collaborative SQL editor for teams. |
private
(series A)
|
| Port |
no |
Open source internal developer portal. |
private
(series A)
|
| Portkey |
no |
AI app gateway with observability. |
private
(seed)
|
| PostHog |
no |
Product analytics. |
private
(series B)
|
| Postman |
no |
API platform for building and using APIs. |
private
(series D)
|
| Postmark |
no |
Email API. |
private
(series C)
|
| Predibase |
no |
Fine-tune and serve LLMs. |
private
(series A)
|
| Prefab |
no |
Feature flags. |
private
(series bootstrapped)
|
| Prefect |
no |
Workflow orchestration for machine learning. |
private
(series B)
|
| Prem AI |
no |
Hosted AI models with privacy focus. |
private
(seed)
|
| Preset |
no |
Data analysis and visualization based on Apache Superset. |
private
(series B)
|
| Prismatic |
no |
Product code integrations. |
private
(series B)
|
| Prismic |
no |
Headless content management system (CMS) and tooling. |
private
(series A)
|
| Promptfoo |
no |
LLM prompt evaluation and security. |
private
(seed)
|
| PromptLayer |
no |
Prompt engineering collaboration and evaluation. |
private
(pre-seed)
|
| Propel Data |
yes |
API platform for building customer-facing analytics. |
private
(seed)
|
| PropelAuth |
no |
Authentication infrastructure-as-a-service. |
private
(seed)
|
| Prowler |
no |
Open source cloud security. |
private
(seed)
|
| PubNub |
no |
In-app chat and communications. |
private
(series E)
|
| Pulumi |
no |
Open source infrastructure as code. |
private
(series C)
|
| Pusher |
no |
Communication and collaboration feature APIs. |
acquired
|
| Pynt |
no |
API security testing. |
private
(seed)
|
| Qdrant |
no |
Vector database. |
private
(series A)
|
| Qodo |
yes |
LLM-based code generation. |
private
(series A)
|
| Qovery |
no |
Cloud infrastructure automation. |
private
(seed)
|
| QuestDB |
no |
Open source time series database. |
private
(series A)
|
| Ragie |
no |
Managed retrieval augmented generation-as-a-service. |
private
(seed)
|
| Railway |
no |
Infrastructure-as-a-service for app deployments. |
private
(series A)
|
| Rapid |
no |
Web API gateway. |
private
(series D)
|
| Raven |
no |
Transactional message coordination. |
private
(seed)
|
| ReadMe |
no |
API documentation and community tools. |
private
(series A)
|
| Redis |
yes |
Key-value pair data store. |
private
(series G)
|
| Redocly |
no |
Hosted API documentation. |
private
(seed)
|
| Redpanda |
no |
Data streaming platform. |
private
(series C)
|
| Refuel |
no |
Data enhancement with LLMs. |
private
(seed)
|
| Render |
no |
Cloud infrastructure. |
private
(series A)
|
| Replay |
no |
Web browser for reproducing bugs. |
private
(series A)
|
| Replicate |
no |
Platform for running and fine-tuning machine learning models. |
private
(series B)
|
| Replicated |
no |
Kubernetes application deployments. |
private
(series C)
|
| Replit |
yes |
Collaborative coding and application hosting. |
private
(series C)
|
| Rescale |
no |
Computing infrastructure for engineering and R&D. |
private
(series C)
|
| Resemble AI |
no |
Voice cloning and detection. |
private
(series A)
|
| Resend |
no |
Email API for developers. |
private
(seed)
|
| Restate |
no |
Workflows and services orchestration. |
private
(seed)
|
| Retell AI |
no |
AI voice agents. |
private
(seed)
|
| Retool |
no |
Reusable components for internal enterprise web apps. |
private
(series C)
|
| RevenueCat |
no |
Subscription payment infrastructure. |
private
(series C)
|
| Rig |
no |
Application platform for Kubernetes. |
private
(pre-seed)
|
| Rill |
no |
Data dashboards. |
private
(seed)
|
| Riza |
no |
Isolated runtime for AI-generated apps. |
private
(pre-seed)
|
| Roboflow |
no |
Computer vision as-a-service. |
private
(series A)
|
| Rockset |
no |
Real-time analytics database. |
acquired
|
| Rollbar |
no |
Error monitoring and remediation. |
private
(series B)
|
| RunPod |
no |
GPU cloud infrastructure. |
private
(seed)
|
| Sanity |
no |
Cloud hosting platform for content. |
private
(series C)
|
| Sauce Labs |
yes |
Automated, continuous software testing. |
private
(private equity)
|
| ScyllaDB |
no |
NoSQL distributed performance data store. |
private
(series C)
|
| Seldon |
no |
MLOps and machine learning platform. |
private
(series B)
|
| Select Star |
no |
Data discovery platform. |
private
(series A)
|
| Semaphore |
no |
Continuous integration and delivery. |
private
(series bootstrapped)
|
| Sematic |
no |
Continuous machine learning platform. |
private
(seed)
|
| Semgrep |
no |
Code security tools. |
private
(series C)
|
| Sentry |
yes |
Open source error tracking and observability. |
private
(series E)
|
| Sequin |
no |
Messaging stream for API integrations. |
private
(seed)
|
| Shoreline |
no |
Observability aggregation and issue identification. |
private
(series B)
|
| Sieve |
no |
Hosted AI models-as-a-service. |
private
(seed)
|
| Sigma |
no |
Data analytics and visualization. |
private
(series D)
|
| SingleStore |
no |
Distributed database with SQL queries. |
private
(series F)
|
| Sleuth |
yes |
Continuous delivery metrics and control software. |
private
(series A)
|
| Snowplow |
no |
Data creation and common schemas. |
private
(series B)
|
| Snyk |
yes |
Security analysis and vulnerability mitigation. |
private
(series F)
|
| Socket |
no |
Open source supply chain vulnerability scanning. |
private
(series A)
|
| Soda |
no |
Data quality platform. |
private
(series A)
|
| Sonar |
yes |
Clean code tools. |
private
(series B)
|
| Sourcegraph |
no |
Source code search. |
private
(series D)
|
| Spacelift |
yes |
Infrastructure-as-code management system. |
private
(series B)
|
| Speakeasy |
no |
SDK generation and API tools. |
private
(seed)
|
| Speechmatics |
yes |
Speech-to-text APIs. |
private
(series B)
|
| Split |
no |
Feature flags and related experiments for software. |
acquired
|
| StackBlitz |
no |
Browser-based collaborative editor. |
private
(seed)
|
| Stacker |
no |
Low code/no code custom software. |
private
(series A)
|
| StackHawk |
no |
Application security testing. |
private
(series B)
|
| Stainless |
no |
Web API SDK generators. |
private
(seed)
|
| Starburst |
no |
Data source connection and querying. |
private
(series D)
|
| Statsig |
yes |
Product analytics and experimentation. |
private
(series B)
|
| Steadybit |
no |
Chaos engineering tools. |
private
(series A)
|
| Stoplight |
no |
Web API design and documentation. |
private
(series A)
|
| Storyblok |
yes |
Headless content management system (CMS). |
private
(series C)
|
| Strapi |
yes |
Open source headless content management system (CMS). |
private
(series A)
|
| Stream |
no |
Stream makes it easy to add chat and messaging to applications. |
private
(series B)
|
| Stream.Security |
no |
Cloud infrastructure security modeling and detection. |
private
(series A)
|
| Streamkap |
no |
Real-time data pipelines. |
private
(seed)
|
| Stripe |
no |
Payment processing platform. |
private
(series H)
|
| Stytch |
no |
Authentication API. |
private
(series B)
|
| Sublime Security |
no |
Email security. |
private
(series A)
|
| Substrate |
no |
AI inferencing infrastructure. |
private
(seed)
|
| Supabase |
yes |
Open source Firebase alternative. Backend infrastructure. |
private
(series C)
|
| Superagent |
no |
AI-assistant framework for large language models. |
private
(pre-seed)
|
| SuperAGI |
no |
Open source AI infrastructure. |
private
(series A)
|
| Superb AI |
no |
Automated training data platform. |
private
(series A)
|
| Superblocks |
yes |
Low-code platform for internal applications. |
private
(series A)
|
| Supermaven |
no |
Coding copilot. |
private
(seed)
|
| Supersimple |
yes |
Self-service analytics dashboards for SaaS companies. |
private
(pre-seed)
|
| SuperTokens |
no |
Open source user authentication. |
private
(pre-seed)
|
| Surge AI |
no |
Data labeling and reinforcement learning platform. |
private
(series A)
|
| SurrealDB |
no |
Database. |
private
(series A)
|
| Svix |
yes |
Webhooks as a service. |
private
(seed)
|
| Swarmia |
no |
Software development metrics. |
private
(seed)
|
| Swimm |
no |
Documentation creation tools. |
private
(series A)
|
| Symbl.ai |
yes |
Real-time conversation intelligence infrastructure. |
private
(series A)
|
| Sysdig |
no |
Cloud security. |
private
(series G)
|
| System Initiative |
no |
DevOps visualization and config tool. |
private
(series A)
|
| Tabnine |
no |
AI code assistant. |
acquired
|
| Tailscale |
no |
Zero configuration VPN. |
private
(series B)
|
| Talc AI |
no |
Automated testing for AI models. |
private
(seed)
|
| Tecton |
no |
Machine learning pipelines and deployment. |
private
(series C)
|
| Tembo |
no |
PostgreSQL developer platform. |
private
(series A)
|
| Temporal |
yes |
Open source framework for building fault-tolerant applications. |
private
(series B)
|
| Tessell |
no |
Database platform-as-a-service. |
private
(series A)
|
| testRigor |
no |
Functional user interface regression and exploratory testing. |
private
(seed)
|
| Tggl |
yes |
Feature flags-as-a-service. |
private
(series bootstrapped)
|
| TigerBeetle |
no |
Database built for financial data. |
private
(series A)
|
| TigerGraph |
yes |
Graph database. |
private
(series C)
|
| TileDB |
no |
Multimodal database. |
private
(series B)
|
| Timescale |
yes |
Open source time-series database and hosting service. |
private
(series C)
|
| Tines |
no |
Workflow and process automation. |
private
(series B)
|
| Tinybird |
no |
Developer tools for building data products over analytical data. |
private
(series B)
|
| Togai |
yes |
Usage-based billing infrastructure. |
acquired
|
| Together AI |
yes |
Cloud platform to train, fine-tune, and deploy AI models. |
private
(series B)
|
| Trigger.dev |
no |
Background jobs framework. |
private
(pre-seed)
|
| Turso |
no |
SQLite for production. |
private
(seed)
|
| Twilio |
yes |
APIs for communications. |
public
(NYSE:
TWLO)
|
| Tyk |
no |
API gateway and security. |
private
(series B)
|
| Unified.to |
no |
API for building customer integrations. |
private
(pre-seed)
|
| Unify |
no |
LLM router. |
private
(seed)
|
| Unleash |
no |
Feature flags as a service. |
private
(series A)
|
| Unsloth |
no |
Fine-tune and train LLMs. |
private
(pre-seed)
|
| Unstructured |
no |
Data extraction, transformation and loading for LLMs. |
private
(series B)
|
| Upstash |
no |
Serverless data platform. |
private
(series A)
|
| Userfront |
no |
Authorization and identity for SaaS. |
private
(seed)
|
| UserHub |
no |
SaaS billing platform for end users. |
private
(seed)
|
| Vantage |
no |
Cloud cost optimization. |
private
(series A)
|
| Vectara |
yes |
RAG-as-a-service. |
private
(series A)
|
| VectorShift |
yes |
No code / low code app builder. |
private
(seed)
|
| Velvet |
no |
Store LLM data for analysis and optimization. |
private
(pre-seed)
|
| Vercel |
yes |
Frontend development and deployment platform. |
private
(series E)
|
| Veza |
yes |
Authorization platform for data. |
private
(series C)
|
| vFunction |
no |
Tools to refactor monoliths into microservices. |
private
(series A)
|
| Video SDK |
yes |
Real-time video infrastructure for web and mobile. |
private
(seed)
|
| Vocode |
no |
Open source voice agents. |
private
(seed)
|
| Voiceflow |
yes |
AI agent creation. |
private
(series B)
|
| Voxel51 |
yes |
Dev tools for machine learning. |
private
(series B)
|
| Warp |
yes |
Faster terminal interface with autocomplete. |
private
(series B)
|
| WarpStream |
yes |
Apache Kafka-compatible streaming platform. |
acquired
|
| Weaviate |
yes |
Open-source vector database. |
private
(series B)
|
| Webflow |
no |
Website generation. |
private
(series C)
|
| WhyLabs |
yes |
Machine learning observability. |
private
(series A)
|
| WireMock |
no |
API mocking and testing. |
private
(seed)
|
| WorkOS |
yes |
Enterprise features as a service. |
private
(series B)
|
| XetHub |
no |
Training data collaboration. |
acquired
|
| Yugabyte |
yes |
Open source distributed SQL database. |
private
(series C)
|
| Zama |
no |
Open source cryptography. |
private
(series A)
|
| Zapier |
no |
No code automation platform for APIs. |
private
(series bootstrapped)
|
| Zed |
no |
Open source code editor. |
private
(series A)
|
| Zilliz |
yes |
Vector database. |
private
(series B)
|