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Anthropic · announced but not yet released

Claude Gov

Claude Gov is an announced but not yet released language model from Anthropic, released June 5, 2025.

We’re introducing a custom set of Claude Gov models built exclusively for U.S. national security customers. The models are already deployed by agencies at the highest level of U.S. national security, and access to these models is limited to those who operate in such classified environments.

Check it against your own PC →

Lab
Anthropic
Released
June 5, 2025
Weights
announced but not yet released
Parameters
–
Context
–
Price / M tokens
–
Epoch ECI
not yet rated

Benchmark results

Epoch AI has not published results for Claude Gov yet. New models are usually evaluated within days to weeks.

Links

Announcement

More from Anthropic

Claude Fable 5.2 · Claude Haiku 5.5 · Claude Sonnet 5.5 · Claude Opus 5.5 · Claude Fable 5.1 · Claude Opus 5 · Claude Sonnet 5 · Claude Fable 5

Data updated Thu, 12 Nov 2026 09:42 UTC. Benchmarks, Capabilities Index and model announcements: Epoch AI, “Capabilities & benchmarking” and “Data on AI models” (CC BY 4.0); category scores are ModelTape's own fit on Epoch's results. Releases and prices: models.dev (MIT). Sizes and quantizations: Hugging Face. “Runs on” figures are estimates from model size, quantization and memory bandwidth (±30–50%).
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