Coding agent / PRODUCT DOSSIER

OpenCode

An open-source coding runtime with build, plan, and subagent workflows.

ENVIRONMENTTerminal · desktop beta
SOURCE ACCESSOpen source · MIT · cited repository
RESEARCH STATUSunreviewed · Within review window
LAST CHECKED2026-09-13 · 18 cited claims

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Yes Documented within scope Partial Limited form of the feature No Explicit evidence of absence Unknown No evidence recorded. These are support assessments, not quality scores or runtime verification.

Open questions & limitations

  • Desktop app is labeled beta in the cited README.
  • A coding runtime is adjacent to, not equivalent to, a multi-runtime management platform.

Applicability

Repository documentation at df23b7f9488a38e6f8064a0739d4f8cde86d7cfb; Unpinned official documentation checked 2026-09-13; Unpinned public documentation and/or pinned README sections reviewed 2026-09-13; per-claim source scope applies.. Documentation review only.

Excludes: Runtime behavior; Performance comparisons; Security guarantees.

Verification plan

  1. Pin a product release or repository commit and record the host environment.
  2. Create a disposable repository with a passing baseline test.
  3. Run a bounded change with two agents where supported; record permissions and logs.
  4. Record a failed attempt, actual outcome, and artifacts without secrets.
  5. Have another person reproduce the result before labeling it reproduced.

Commissioned by a Nimbalyst maintainer; not an independent comparison. Revision 2026-09-13.4. Recheck by 2026-10-13. Content: Unlicensed prototype; redistribution decision pending. No executed product tests recorded.