Sources & verification notes

Kimi K2.5

• Exact identifier & access

  Identity and lifecycle apply to this exact identifier and serving surface.

  • Kimi API Platform: Model List ↗Moonshot AI · provider-authored · checked Oct 1, 2026
  • Kimi API Platform: Platform Changelog ↗Moonshot AI · provider-authored · checked Oct 1, 2026

• First availability

  Effective Jan 27, 2026. Checked Oct 1, 2026.

  The K2.5 tech blog, dated January 27, 2026, says K2.5 is available via the API; the platform changelog lists the release under January 2026.

  • Kimi K2.5 Tech Blog: Visual Agentic Intelligence ↗Moonshot AI · provider-authored · checked Oct 1, 2026
  • Kimi Research and Tech Blog index ↗Moonshot AI · provider-authored · checked Oct 1, 2026
  • Kimi API Platform: Platform Changelog ↗Moonshot AI · provider-authored · checked Oct 1, 2026

• Availability status

  Effective Aug 31, 2026. Checked Oct 1, 2026.

  The model list says kimi-k2.5 was discontinued on August 31, 2026; the platform changelog says calls now return a 404 model-not-found error.

  • Kimi API Platform: Model List ↗Moonshot AI · provider-authored · checked Oct 1, 2026
  • Kimi API Platform: Platform Changelog ↗Moonshot AI · provider-authored · checked Oct 1, 2026

• Capabilities & limits

  Effective date not established; this is an observation. Checked Oct 1, 2026.

  Archived pricing page (read in a browser session, Chrome DevTools): 262,144-token context window, visual and text input, and support for ToolCalls and JSON Mode. No maximum output was checked.

  • Moonshot AI Open Platform: Model Inference Pricing (Wayback Machine capture, March 9, 2026) ↗Moonshot AI · provider-authored · checked Oct 1, 2026

• Input price

  Effective Aug 31, 2026. Checked Oct 1, 2026.

  Retired; no current price. The current pricing page does not list this endpoint.

  • Kimi API Platform: Model List ↗Moonshot AI · provider-authored · checked Oct 1, 2026
  • Kimi API Platform: Platform Changelog ↗Moonshot AI · provider-authored · checked Oct 1, 2026

• Output price

  Effective Aug 31, 2026. Checked Oct 1, 2026.

  Retired; no current price. The current pricing page does not list this endpoint.

  • Kimi API Platform: Model List ↗Moonshot AI · provider-authored · checked Oct 1, 2026
  • Kimi API Platform: Platform Changelog ↗Moonshot AI · provider-authored · checked Oct 1, 2026

• Model card

  Effective date not established; this is an observation. Checked Oct 1, 2026.

  • moonshotai/Kimi-K2.5 model card ↗Moonshot AI · provider-authored · checked Oct 1, 2026
  • Moonshot AI Open Platform: Model Inference Pricing (Wayback Machine capture, March 9, 2026) ↗Moonshot AI · provider-authored · checked Oct 1, 2026

• Official announcement

  Effective Jan 27, 2026. Checked Oct 1, 2026.

  • Kimi K2.5 Tech Blog: Visual Agentic Intelligence ↗Moonshot AI · provider-authored · checked Oct 1, 2026

• Provider description

  Effective date not established; this is an observation. Checked Oct 1, 2026.

  • Moonshot AI Open Platform: Model Inference Pricing (Wayback Machine capture, March 9, 2026) ↗Moonshot AI · provider-authored · checked Oct 1, 2026

• Provider comparison

  Effective Jan 27, 2026. Checked Oct 1, 2026.

  • Kimi K2.5 Tech Blog: Visual Agentic Intelligence ↗Moonshot AI · provider-authored · checked Oct 1, 2026

• License

  Effective date not established; this is an observation. Checked Oct 1, 2026.

  Not verified. These sources establish the identifier, not this missing fact.

  • Kimi API Platform: Model List ↗Moonshot AI · provider-authored · checked Oct 1, 2026
  • Kimi API Platform: Platform Changelog ↗Moonshot AI · provider-authored · checked Oct 1, 2026