Gemini 3.5 Flash (medium) API Pricing

Google · released 2026-05-19 · merges 3 reasoning-effort tiers

Benchmarks shown for the highest-scoring reasoning tier. Merged tiers: Gemini 3.5 Flash (medium), Gemini 3.5 Flash (high), Gemini 3.5 Flash (minimal).

Pricing

$1.50
input / 1M tokens
0.150¢ / 1K
$9.00
output / 1M tokens
0.900¢ / 1K
$3.375
blended / 1M tokens
0.338¢ / 1K

What it actually costs

WorkloadTokensCost
Short chat reply500 in / 300 out0.345¢
RAG query4,000 in / 500 out$0.0105
Long document summary50,000 in / 1,000 out$0.0840
Code review of a 2k-line file30,000 in / 2,000 out$0.0630
1,000 chat replies/day for 30 days30,000 × (500 in / 300 out)$103.50

Cost = (input tokens ÷ 1,000,000 × $1.50) + (output tokens ÷ 1,000,000 × $9.00).

Benchmarks

33.6
Intelligence
#39 of 533
Coding
Math
Tokens/sec
Time to first token

Similar intelligence, lower price

ModelIntelligenceBlended $/1M
Agnes 3.0 Flash35.5$0.075
Agnes 2.5 Pro Beta35.2$0.15
DeepSeek V4 Flash Vision (Reasoning, Max Effort)34.8$0.66
DeepSeek V4 Flash 0731 (Reasoning, Max Effort)34.3$0.66
Qwen3.8 27B (xhigh)33.7$1.125

Leaderboard neighbours

ModelIntelligenceBlended $/1M
GLM-5.2 (max)33.7$2.15
Muse Spark 1.1 (xhigh)33.7$2.00
Qwen3.8 27B (xhigh)33.7$1.125
Gemini 3.5 Flash (medium)33.6$3.375
Motif 333.6
GPT-5.3 Codex (xhigh)32.5$4.813
Motif 3 (Beta)32.3

More from Google

ModelIntelligenceBlended $/1M
Gemini 3.8 Flash (high)40.9$1.50
Gemini 3.7 Flash (medium)39.6$1.50
Gemini 3.6 Flash (high)34.0$1.50
Gemini 3.1 Pro Preview29.7$4.50
Gemini 3 Pro Preview (high)28.0$4.50
Gemini 3 Flash Preview (Reasoning)26.3$1.125
Gemini 3.5 Flash-Lite22.2$0.85
Gemma 4 31B (Reasoning)19.0

Count tokens & estimate cost for Gemini 3.5 Flash (medium) See Gemini 3.5 Flash (medium) on the leaderboard

Source: Artificial Analysis · last synced 2026-09-22

FAQ

Who develops Gemini 3.5 Flash (medium)?

Gemini 3.5 Flash (medium) is developed by Google, released 2026-05-19.

How much does Gemini 3.5 Flash (medium) cost per million tokens?

Gemini 3.5 Flash (medium) costs $1.50 per 1M input tokens and $9.00 per 1M output tokens ($3.375 blended), per Artificial Analysis's official pricing data.

How does Gemini 3.5 Flash (medium) rank on benchmarks?

Gemini 3.5 Flash (medium) scores 33.6 on the Artificial Analysis Intelligence Index, ranking #39 of 533 models we track.

Is there a cheaper model with similar intelligence to Gemini 3.5 Flash (medium)?

Yes — Agnes 3.0 Flash scores similar intelligence (35.5) at $0.075/1M blended, versus $3.375/1M for Gemini 3.5 Flash (medium).

Where does this data come from?

Pricing and benchmark data for Gemini 3.5 Flash (medium) comes from Artificial Analysis (artificialanalysis.ai), synced daily. Last synced 2026-09-22.