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Claude Haiku 4.5 vs Gemini 3.6 Flash — Price, Context, and Capability Compared

Verdict

Gemini 3.6 Flash costs 1.7× more per blended million tokens than Claude Haiku 4.5. Gemini 3.6 Flash has the larger context window (1,000,000 tokens). Default to Claude Haiku 4.5 unless you specifically need Gemini 3.6 Flash's edge. Only Gemini 3.6 Flash exposes an extended-thinking mode.

Spec comparison

Claude Haiku 4.5Gemini 3.6 Flash
Price (input)$1.00/M$1.50/M
Price (output)$5.00/M$9.00/M
Blended price$2.00/M$3.38/M
Context window200,000 tokens1,000,000 tokens
Max output32,000 tokens64,000 tokens
Modalitiestext, visiontext, vision, audio
Reasoning modeNoYes
Released2025-112026-06
Speed148 t/s114 t/s

Cost at scale (3:1 blended)

Tokens / monthClaude Haiku 4.5Gemini 3.6 FlashDelta
1,000,000$2.00$3.38$1.38 (1.7×)
10,000,000$20.00$33.75$13.75 (1.7×)
100,000,000$200.00$337.50$137.50 (1.7×)

Choose Claude Haiku 4.5 if…

  • Fastest Claude model
  • Lowest Claude pricing
  • Vision input included
  • Lightweight, high-volume operations like chat, tagging, and moderation.

Choose Gemini 3.6 Flash if…

  • Faster than Gemini 3.5 Flash
  • Top-tier coding and agentic performance for its price
  • 1M-token context
  • Latency-sensitive coding and agentic tasks that still need a huge context window.

Run this exact matchup right now

Send the same prompt to Claude Haiku 4.5 and Gemini 3.6 Flash side by side and see the outputs yourself.

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FAQ

Is Claude Haiku 4.5 cheaper than Gemini 3.6 Flash?

Claude Haiku 4.5 is cheaper, at $2.00 per million blended tokens vs $3.38 for Gemini 3.6 Flash.

Which has the bigger context window, Claude Haiku 4.5 or Gemini 3.6 Flash?

Gemini 3.6 Flash has the larger context window: 1,000,000 tokens vs 200,000.

Can Claude Haiku 4.5 replace Gemini 3.6 Flash for coding?

Both are viable for coding. Fastest Claude model (Claude Haiku 4.5) vs Faster than Gemini 3.5 Flash (Gemini 3.6 Flash) — pick based on which strength matters more for your workload.

Which is faster, Claude Haiku 4.5 or Gemini 3.6 Flash?

Claude Haiku 4.5 is faster: 148 t/s vs 114 t/s, measured on our speed benchmarks.

Related

Claude Haiku 4.5 pricingGemini 3.6 Flash pricingvs Grok 4.3vs Gemini 3.1 Provs GPT-5.6 Terravs Grok-4.20 ReasoningPremium model tests

Pricing verified 2026-04-06. Specs verified 2026-08-08.