# Mark Zuckerberg announced on August 5, 2026 that Meta was releasing Muse Code in beta, describing it as a terminal coding agent for planning, writing, and validating changes across large repositories.

State: developing

Canonical: https://kleory.com/news/cases/xnews-f872ee0cc1b0/

## Receipts
- 2026-08-05T20:01:10.051Z: Meta Launches Muse Code Beta for Full Software Engineering Tasks
- 2026-08-05T20:01:10.051Z: screenshot_timestamp
- 2026-08-05T20:13:59.000Z: subject_identity
- 2026-08-05T20:13:59.000Z: Mark Zuckerberg announced Muse Code in beta and described it as handling complete software engineering tasks across large repositories.
- 2026-08-05T20:13:59.000Z: First-party X announcement; no separate reporter appears in the origin artifact.
- 2026-08-05T20:13:59.000Z: Mark Zuckerberg announced on August 5, 2026 that Meta was releasing Muse Code in beta, describing it as a terminal coding agent for planning, writing, and validating changes across large repositories.
- 2026-08-05T20:13:59.000Z: Directly fetched first-party X announcement for Muse Code beta.
- 2026-08-05T20:13:59.000Z: Meta debuts first AI coding agent to take on Anthropic and OpenAI
- 2026-08-05T20:13:59.000Z: The retained evidence establishes the beta announcement and stated task scope; independent access and performance testing were not retained in this window.