DeepSeek V4.1 Flash 1017 vs Gemini 4 Carbon

Specs, per-token pricing and benchmark scores from our benchmark database.

Specs & pricing

DeepSeek V4.1 Flash 1017Gemini 4 Carbon
CompanyDeepSeekGoogle DeepMind
ReleasedOct 2026Oct 2026
Context window1.0Mn/a
Input /1M tokens$0.15$2
Output /1M tokens$0.6$10
Open weightsYesNo

Benchmarks

BenchmarkDeepSeek V4.1 Flash 1017Gemini 4 Carbon
AA Intelligence Index32.5%n/a
Hallucination Rate (lower is better)66.8%n/a
Speed (tok/s)164 tok/sn/a

Scores come from independent evaluators and developers' own announcements; each one links to its source on the benchmarks page. Pricing via vendor pages and OpenRouter.