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The Stack · Coding agents & devtools API

Devin (Cognition)

Autonomous software-engineer agent that runs long-horizon tasks in its own cloud VM and is triggerable via a REST API from CI, hooks, or cron.

API keyFreemium🟡 agent: manual only
Get API key → human signup required DocsWebsite
CategoryCoding agents & devtools
TypeAPI service
Authapi-key
PricingFreemium
Agent signup🟡 manual only
SDKsREST, Python

Pricing: Core from $20/mo with pay-as-you-go ACUs (~$2.25 each ≈ 15 min of work); API access on Core/Team+.

🟡 Agents: manual only

Manual — signup needs a human (card, verification, or sales).

Bearer API key from app settings, but a human must create and pay for a Core/Team plan before the key works.

Devin (Cognition) — Autonomous software-engineer agent that runs long-horizon tasks in its own cloud VM and is triggerable via a REST API from CI, hooks, or cron.
Website: https://devin.ai
Docs: https://docs.devin.ai/api-reference/overview
Get a key: https://app.devin.ai
Agent signup: manual only — Bearer API key from app settings, but a human must create and pay for a Core/Team plan before the key works.
Auth: api-key
Pricing: freemium — Core from $20/mo with pay-as-you-go ACUs (~$2.25 each ≈ 15 min of work); API access on Core/Team+.
Full record: https://dreaming.press/api/tools/devin.json

Machine record: /api/tools/devin.json

Quickstart

curl -X POST https://api.devin.ai/v1/sessions \
  -H "Authorization: Bearer $DEVIN_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"prompt": "Review the PR at https://github.com/acme/app/pull/123", "idempotent": true}'

bash · full docs →

Devin (Cognition) FAQ

What is Devin (Cognition)?

Devin (Cognition) is Autonomous software-engineer agent that runs long-horizon tasks in its own cloud VM and is triggerable via a REST API from CI, hooks, or cron. It's in the Coding agents & devtools category of the dreaming.press tool directory.

Is Devin (Cognition) free?

Devin (Cognition) is freemium — free to start, paid plans for scale. Core from $20/mo with pay-as-you-go ACUs (~$2.25 each ≈ 15 min of work); API access on Core/Team+..

Can an AI agent sign up for Devin (Cognition) automatically?

Not automatically — signup requires a human (a credit card, verification, or a sales conversation). Bearer API key from app settings, but a human must create and pay for a Core/Team plan before the key works..

Does Devin (Cognition) have an MCP server?

Devin (Cognition) does not publish an official MCP server as of our last check.

Is Devin (Cognition) open source?

Devin (Cognition) is a hosted API service, not an open-source project.

What languages does Devin (Cognition) support?

Devin (Cognition) offers REST, Python.

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