Braintrust
Braintrust (braintrust.dev) is an end-to-end platform for building, evaluating, and observing AI applications. Its REST API at api.braintrust.dev exposes projects, experiments, datasets, logs/spans, prompts, functions and scorers, evals, and full organization/ACL management, plus an OpenAI-compatible AI proxy, all authenticated with a Bearer API key.
Braintrust publishes 12 APIs on the APIs.io network, including ACL API, AI Proxy API, Credentials API, and 9 more. Tagged areas include Artificial Intelligence, LLM, Evaluation, Observability, and LLMOps.
The Braintrust catalog on APIs.io includes 1 event-driven AsyncAPI specification and 1 Spectral governance ruleset.
Braintrust’s developer surface includes authentication, documentation, engineering blog, and 8 more developer resources.
Kin Score
APIs 12
Individual APIs this provider publishes, each with its own machine-readable definition.
Braintrust ACL API
The ACL API from Braintrust — 4 operation(s) for acl.
Braintrust AI Proxy API
The AI Proxy API from Braintrust — 3 operation(s) for ai proxy.
Braintrust Credentials API
The Credentials API from Braintrust — 3 operation(s) for credentials.
Braintrust Datasets API
The Datasets API from Braintrust — 6 operation(s) for datasets.
Braintrust Evals API
The Evals API from Braintrust — 1 operation(s) for evals.
Braintrust Experiments API
The Experiments API from Braintrust — 6 operation(s) for experiments.
Braintrust Functions API
The Functions API from Braintrust — 3 operation(s) for functions.
Braintrust Logs API
The Logs API from Braintrust — 3 operation(s) for logs.
Braintrust Organization API
The Organization API from Braintrust — 3 operation(s) for organization.
Braintrust Project Configuration API
The Project Configuration API from Braintrust — 4 operation(s) for project configuration.
Braintrust Projects API
The Projects API from Braintrust — 2 operation(s) for projects.
Braintrust Prompts API
The Prompts API from Braintrust — 2 operation(s) for prompts.
Scroll for all 12
Open Collections 14
Open, tool-agnostic API collections (OpenAPI-derived and Bruno).
API Collection
OPEN COLLECTIONBraintrust REST ACL API
OPEN COLLECTIONBraintrust REST ACL AI Proxy API
OPEN COLLECTIONBraintrust REST ACL Credentials API
OPEN COLLECTIONBraintrust REST ACL Datasets API
OPEN COLLECTIONBraintrust REST ACL Evals API
OPEN COLLECTIONBraintrust REST ACL Experiments API
OPEN COLLECTIONBraintrust REST ACL Functions API
OPEN COLLECTIONBraintrust REST ACL Logs API
OPEN COLLECTIONBraintrust REST ACL Organization API
OPEN COLLECTIONBraintrust REST ACL Project Configuration API
OPEN COLLECTIONBraintrust REST ACL Projects API
OPEN COLLECTIONBraintrust REST ACL Prompts API
OPEN COLLECTIONBraintrust REST API
OPEN COLLECTIONScroll for all 14
Pricing Plans 1
Published pricing tiers and plan structures.
Rate Limits 1
Documented rate limits and quota policies.
Braintrust Data Rate Limits
RATE LIMITSFinOps 1
Cost, billing, and metering signals for API financial operations.
Braintrust Data Finops
FINOPSEvent Specifications 1
AsyncAPI definitions for this provider's event-driven and streaming APIs.
Braintrust Streaming (SSE) API
AsyncAPI description of Braintrust's documented HTTP Server-Sent Events (SSE) streams. Braintrust does NOT expose a WebSocket API. Streaming is delivered as one-way HTTP SSE ove...
ASYNCAPISpectral Rules 1
Spectral governance rulesets for linting and validating these APIs.
Braintrust API Rules
SPECTRALSecurity Posture 2
Authentication, domain security, vulnerability disclosure, and trust-center signals.
Agentic Access 1
Recommended x-agentic-access execution contracts for AI agents.
Resources
Documentation 1
Reference material describing how the API behaves
Agent Surfaces 1
MCP servers, agent skills, and machine-readable catalogs
Build 1
SDKs, sample code, and the tooling you integrate with
Access & Security 2
Authentication, authorization, and security posture
Operate 1
Status, limits, changes, and where to get help
Commercial 2
Pricing, plans, and the legal terms of use
Company 3
The organization behind the API