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Agent field guideCoding harness

Goose

situational

Block / AAIF · beta · osi-open-source

Open local agent from Block: recipes, MCP, BYOK, desktop and CLI.

Visit github.com →Open in NoemiumCatalog cardSource verified 2026-08-26

ledger entry · observed by @whysanesanders

Readable local agent. You pay the model. Maturity is still catching the closed IDEs on polish.

layer

Coding harness

maturity

beta

deployment

local

evidence

Source verified

Install

command · macOS / Linux

curl -fsSL https://github.com/block/goose/releases/latest/download/download_cli.sh | bash
official install source →

Best for

  • Local-first agents with MCP and recipes
  • Teams that want to read the harness, not rent it

Requirements

  • A supported OS
  • A model provider or local endpoint

Real cost scenarios

Harness only

$0/mo

Apache-licensed. Model spend is yours.

Models and providers

BYOK

Channels and surfaces

CLIdesktop

Security boundary

high privilege

Local process. Tool and MCP access are the threat surface.

  • Review recipes the way you review shell scripts.
  • Pin extension sources.

Known limitations

  • Polish trails Cursor/Claude Code.
  • You own provider outages and keys.

Typed evidence

  1. 1Availabilitygithub.com/aaif-goose/goosechecked 2026-08-26
  2. 2Installgithub.com/aaif-goose/goosechecked 2026-08-26
  3. 3Requirementsgithub.com/aaif-goose/goosechecked 2026-08-26
  4. 4Pricinggithub.com/aaif-goose/goosechecked 2026-08-26
  5. 5Security / threat modelgithub.com/aaif-goose/goosechecked 2026-08-26
  6. 6Licensegithub.com/aaif-goose/goosechecked 2026-08-26

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