Literal AI website screenshot

Literal AI

Literal AI is the collaborative observability, evaluation, and analytics platform for building production-grade LLM applications, from the Chainlit team. Its API is GraphQL (POST /api/graphql) consumed through Python and TypeScript SDKs, capturing threads, steps, generations, datasets, experiments, prompts, and scores, with an additional OpenTelemetry (OTLP) ingestion path for traces.

Literal AI publishes 1 API on the APIs.io network: GraphQL API. Tagged areas include AI, LLM, Observability, Evaluation, and Monitoring.

Literal AI’s developer surface includes authentication, documentation, and 8 more developer resources.

39.9/100 thin ▬ flat Agent 37/100 agent ready Full breakdown ↓
scored 2026-07-28 · rubric v0.6
AccessFreemiumSelf serve⚡ Free to try
1 APIs
AILLMObservabilityEvaluationMonitoring

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6
Composite quality — 39.9/100 · thin
Contract Quality 16.4 / 25
Developer Ergonomics 3.9 / 20
Commercial Clarity 7.9 / 20
Operational Transparency 4.8 / 13
Governance 0.0 / 12
Discoverability 6.9 / 10
Agent readiness — 37/100 · agent ready
Machine-Readable Contract 18 / 18
Agentic Access Contract 10 / 10
MCP Server 0 / 12
Machine-Readable Auth 10 / 10
Idempotency 0 / 9
Stable Error Semantics 0 / 8
Request/Response Examples 7 / 7
Rate-Limit Signaling 7 / 7
Typed Event Surface 0 / 6
Agent Skills 0 / 5
Well-Known Catalog 0 / 4
Consent & Bot Identity 0 / 3
A2A Agent Card 0 / 8
Dry-Run / Simulate Mode 0 / 4
Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/literalai: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 1

Individual APIs this provider publishes, each with its own machine-readable definition.

Literal AI GraphQL API

The GraphQL API from Literal AI — 1 operation(s) for graphql.

Open Collections 1

Open, tool-agnostic API collections (OpenAPI-derived and Bruno).

Literal AI API

OPEN COLLECTION

GraphQL 1

GraphQL schemas published by this provider.

Literal AI GraphQL API

Representative GraphQL schema for the [Literal AI](https://www.literalai.com/) LLM

GRAPHQL

Pricing Plans 1

Published pricing tiers and plan structures.

Rate Limits 1

Documented rate limits and quota policies.

Literalai Rate Limits

5 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

Security Posture 2

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Literalai Authentication

apiKey · 1 scheme

SECURITY

Literalai Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Agentic Access 1

Recommended x-agentic-access execution contracts for AI agents.

Literalai Agentic Access

1 operation · 1 acting

1 operations · 1 acting

AGENTIC

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 2

The organization behind the API

Source (apis.yml)

apis.yml Raw ↑
aid: literalai
url: https://raw.githubusercontent.com/api-evangelist/literalai/refs/heads/main/apis.yml
name: Literal AI
kind: company
description: Literal AI is the collaborative observability, evaluation, and analytics platform for building production-grade
  LLM applications, from the Chainlit team. Its API is GraphQL (POST /api/graphql) consumed through Python and TypeScript
  SDKs, capturing threads, steps, generations, datasets, experiments, prompts, and scores, with an additional OpenTelemetry
  (OTLP) ingestion path for traces.
accessModel:
  pricing: freemium
  onboarding: self-serve
  trial: false
  try_now: true
  public: false
  label: Freemium · Self-serve signup
  confidence: high
  source:
  - plans
  - authentication
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/literalai.png
tags:
- AI
- LLM
- Observability
- Evaluation
- Monitoring
created: '2026-06-20'
modified: '2026-06-20'
specificationVersion: '0.19'
apis:
- aid: literalai:literalai-graphql-api
  name: Literal AI GraphQL API
  description: The GraphQL API from Literal AI — 1 operation(s) for graphql.
  humanURL: https://docs.literalai.com/python-client/api-reference/api
  baseURL: https://cloud.getliteral.ai/api/graphql
  tags:
  - GraphQL
  properties:
  - type: OpenAPI
    url: openapi/literalai-graphql-api-openapi.yml
  - type: Documentation
    url: https://docs.literalai.com/observability/concepts
  - type: APIReference
    url: https://docs.literalai.com/python-client/api-reference/api
  - type: GraphQL
    url: graphql/literalai-graphql.md
  - type: Documentation
    url: https://docs.literalai.com/evaluation/datasets
  - type: Documentation
    url: https://docs.literalai.com/evaluation/experiments
  - type: Documentation
    url: https://docs.literalai.com/prompt-engineering/prompts
  - type: Documentation
    url: https://docs.literalai.com/evaluation/scores
common:
- type: AgenticAccess
  url: agentic-access/literalai-agentic-access.yml
- type: DomainSecurity
  url: security/literalai-domain-security.yml
- type: Authentication
  url: authentication/literalai-authentication.yml
- type: GitHubOrganization
  url: https://github.com/Chainlit
- type: LinkedIn
  url: https://www.linkedin.com/company/chainlit
- type: Website
  url: https://www.literalai.com
- type: Documentation
  url: https://docs.literalai.com
- type: Plans
  url: plans/literalai-plans-pricing.yml
- type: RateLimits
  url: rate-limits/literalai-rate-limits.yml
- type: FinOps
  url: finops/literalai-finops.yml
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com