NOT DEPRECATED
Listed by litellm, openrouter. No retirement date announced. Neither the provider's API nor its documentation has been checked for this model. Sources disagree on: context_tokens, max_output_tokens.
state=alive sunset=none days_remaining=n/a severity=low sources=litellm,openrouter evidence_tier=catalog confirmed_by_endpoint=false documented_by_provider=false replacement=none corroborated=yes divergent_fields=context_tokens,max_output_tokens checked=2026-10-31 05:09Z
xai/grok-4.20-multi-agent
Vendor: xai. Tracked by 2 of 5 sources.
What each source reports
| Source | ID | Context | Max out | In $/Mtok | Out $/Mtok | Sunset |
|---|---|---|---|---|---|---|
| litellm | xai/grok-4.20-multi-agent | 1,000,000 | 1,000,000 | $1.25 | $2.5 | — |
| openrouter | x-ai/grok-4.20-multi-agent | 2,000,000 | 1,800,000 | $1.25 | $2.5 | — |
Change history
| Severity | Change | What | Detected |
|---|---|---|---|
| low | added | new model kyma/grok-4.20-multi-agent (2,000,000 ctx) | 2026-10-29 |
| medium | removed | [one catalog only — litellm, openrouter still list it] openrouter/x-ai/grok-4.20-multi-agent is no longer listed by this source — calls to it are expected to fail | 2026-10-09 |
| low | modified | openrouter/x-ai/grok-4.20-multi-agent: capabilities gained web_search | 2026-09-19 |
| low | modified | openrouter/x-ai/grok-4.20-multi-agent: context_tokens raised 1,000,000 to 2,000,000 | 2026-09-18 |
| low | modified | openrouter/x-ai/grok-4.20-multi-agent: max_output_tokens raised 1,000,000 to 1,800,000 | 2026-09-18 |
| low | added | new model openrouter/x-ai/grok-4.20-multi-agent (1,000,000 ctx) | 2026-09-06 |
| low | added | new model xai/grok-4.20-multi-agent (1,000,000 ctx) | 2026-08-30 |