New on the radar: Gemini 4 Carbon appeared in models.dev (edenai)

Our hourly sweep found an id that was not there an hour ago.

Catalog id: edenai/vertex/gemini-4-carbon@us
Listed price: $4/$20 per 1M
Context window: 1,048,576 tokens
First observed by our sweep: 2026-11-10 19:05 UTC
Source: models.dev (edenai)

This entry is machine-written from what the sweep actually read, and nothing else. A catalog listing is a primary source for exactly one narrow fact — that this id now exists, at this price, with this context window — and it is not evidence of anything beyond that. It does not tell you the model is good, that the listing is intentional, that the weights are open, or that the vendor has announced it. Those questions need a human and an editor's judgement, and this item deliberately does not answer them.

It maps to Gemini 4 Carbon, already on our watchlist — registry note: live — Nov 10 · GA on the Gemini API as gemini-4-carbon (Google's release notes, Nov 10) and in Google AI Studio, paid tier only, no free tier · introductory $2 / $10 per 1M through Nov 30, then $4 / $20 from Dec 1; cached input $0.10, then $0.20, implicit caching only · unified 1,048,576-token context; max output 65,536 by default, up to about 1M with long decode · text, image, video, audio and PDF in, text out · thinking levels low / medium / high, default medium; Google says Carbon spends more thinking tokens per turn than Argon at the same per-token price · Batch, Flex and Priority inference · Google calls it its strongest reasoning model, for agentic coding, multimodal knowledge work, scientific reasoning and cybersecurity defense · Gemini app: screenshots from @LuminaBench and @Mr_Salio show it on Ultra plans first, not confirmed by Google · AW's radar fired at 15:46 UTC · history: announced Oct 28 for cyber defenders and Fairwind partners, alert fired 18:58 UTC; Artificial Analysis Intelligence Index v5.0 59.4 at high, first at the time (Oct 28); Google's own figures: SEC-bench Pro 88.2%, ExploitGym 54.8%, CWE-bench 71.0%; billing SKUs appeared on Google Cloud's SKU list Nov 10, read 08:55 UTC · 16:51 UTC: OpenRouter lists google/gemini-4-carbon at $2 / $10, 1,048,576 context, plus :batch at $1 / $5; Vertex AI's model docs still do not · CursorBench 4.0 (cursor.com/cursorbench, read 16:51 UTC): #1 at 60.4% on high ($9.22 per task) and 60.1% on medium ($8.49), against Fable 5.2 max 60.0% ($32.79) and Opus 5.5 max 57.8% ($13.43); Argon high 52.9% · SimpleBench (read 18:50 UTC Nov 10): 92.6%, #2 behind Fable 5.2 at 94.9%; Argon 91.7%.