Sakana AI website screenshot

Sakana AI

Sakana AI is a Tokyo-based AI R&D company founded by ex-Google researchers focused on collective intelligence, evolutionary optimization, and nature-inspired AI methods. The company's first commercial product is Sakana Fugu - a multi-agent orchestration system with an OpenAI-compatible API (currently in beta). Sakana also publishes Sakana Chat (consumer) and Sakana Marlin (beta).

Sakana AI publishes 1 API on the APIs.io network. Tagged areas include AI, LLM, Research, Foundation Models, and Multi-Agent.

Sakana AI’s developer surface includes GitHub presence and 8 more developer resources.

🌐 Visit website 📡 Source on GitHub
16.0/100 emerging ▬ flat Agent 3/100 human only Full breakdown ↓
scored 2026-07-28 · rubric v0.6
AccessFree
1 APIs
AILLMResearchFoundation ModelsMulti-AgentOrchestration

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6
Composite quality — 16.0/100 · emerging
Contract Quality 0.0 / 25
Developer Ergonomics 0.0 / 20
Commercial Clarity 5.8 / 20
Operational Transparency 3.4 / 13
Governance 0.0 / 12
Discoverability 6.9 / 10
Agent readiness — 3/100 · human only
Machine-Readable Contract 0 / 18
Agentic Access Contract 0 / 10
MCP Server 0 / 12
Machine-Readable Auth 0 / 10
Idempotency 0 / 9
Stable Error Semantics 0 / 8
Request/Response Examples 0 / 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/sakana-ai: 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.

Sakana Fugu API (Beta)

Multi-agent orchestration system that routes tasks across frontier foundation models (OpenAI, Anthropic, Google). OpenAI-compatible API surface. Two variants - Fugu Mini (low-la...

Pricing Plans 1

Published pricing tiers and plan structures.

Sakana Ai Plans Pricing

2 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Sakana Ai Rate Limits

1 limits

RATE LIMITS

FinOps 1

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

Sakana Ai Finops

FINOPS

Security Posture 2

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

Sakana Ai Domain Security

TLSv1.3 · DMARC

SECURITY

Sakana Ai Vulnerability Disclosure

security.txt · contact published

SECURITY

Resources

Build 1

SDKs, sample code, and the tooling you integrate with

GitHub
GitHub

Access & Security 2

Authentication, authorization, and security posture

VulnerabilityDisclosure
VulnerabilityDisclosure
 DomainSecurity
DomainSecurity

Operate 1

Status, limits, changes, and where to get help

RateLimits
RateLimits

Commercial 2

Pricing, plans, and the legal terms of use

Plans
Plans
 FinOps
FinOps

Company 2

The organization behind the API

LinkedIn
LinkedIn
 Website
Website

Other 1

Properties that don't map to a standard resource type

HuggingFace
HuggingFace

Source (apis.yml)

apis.yml Raw ↑ 
aid: sakana-ai
url: https://raw.githubusercontent.com/api-evangelist/sakana-ai/refs/heads/main/apis.yml
name: Sakana AI
kind: company
description: Sakana AI is a Tokyo-based AI R&D company founded by ex-Google researchers focused on collective intelligence,
  evolutionary optimization, and nature-inspired AI methods. The company's first commercial product is Sakana Fugu - a multi-agent
  orchestration system with an OpenAI-compatible API (currently in beta). Sakana also publishes Sakana Chat (consumer) and
  Sakana Marlin (beta).
accessModel:
  pricing: free
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Free
  confidence: medium
  source:
  - plans
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/sakana-ai.png
tags:
- AI
- LLM
- Research
- Foundation Models
- Multi-Agent
- Orchestration
created: '2026-05-08'
modified: '2026-05-08'
specificationVersion: '0.19'
apis:
- aid: sakana-ai:fugu
  name: Sakana Fugu API (Beta)
  description: Multi-agent orchestration system that routes tasks across frontier foundation models (OpenAI, Anthropic, Google).
    OpenAI-compatible API surface. Two variants - Fugu Mini (low-latency) and Fugu Ultra (high performance). Beta access required.
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://sakana.ai/
  baseURL: https://api.sakana.ai
  tags:
  - AI
  - LLM
  - Multi-Agent
  - Orchestration
  - OpenAI Compatible
  - Beta
  properties:
  - type: ProductPage
    url: https://sakana.ai/
  - type: BetaSignup
    url: https://sakana.ai/
  - type: GitHub
    url: https://github.com/SakanaAI
  - type: HuggingFace
    url: https://huggingface.co/SakanaAI
  - type: Blog
    url: https://sakana.ai/blog/
  - type: StatusPage
    url: 'Beta: applications opened April 2026'
common:
- type: VulnerabilityDisclosure
  url: security/sakana-ai-vulnerability-disclosure.yml
- type: DomainSecurity
  url: security/sakana-ai-domain-security.yml
- type: LinkedIn
  url: https://www.linkedin.com/company/sakana-ai
- type: Website
  url: https://sakana.ai/
- type: GitHub
  url: https://github.com/SakanaAI
- type: HuggingFace
  url: https://huggingface.co/SakanaAI
- type: Plans
  url: plans/sakana-ai-plans-pricing.yml
- type: RateLimits
  url: rate-limits/sakana-ai-rate-limits.yml
- type: FinOps
  url: finops/sakana-ai-finops.yml
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com