Claude Haiku 4.5 vs Gemini 3 Flash
Complete pricing and performance comparison between Anthropic's Claude Haiku 4.5 and Google's Gemini 3 Flash.
Quick Verdict
Cheaper
Gemini 3 Flash
2.0x cheaper input, 1.7x cheaper output
Larger Context
Gemini 3 Flash
1.0M vs 200K
Higher Quality
Gemini 3 Flash
Score: 35 vs 31
Faster
Gemini 3 Flash
184 vs 125 tok/s
Pricing Comparison
| Spec | Claude Haiku 4.5 | Gemini 3 Flash | Difference |
|---|---|---|---|
| Provider | Anthropic | ||
| Input / 1M tokens | $1 | $0.5 | Gemini 3 Flash is 50% more expensive |
| Output / 1M tokens | $5 | $3 | Gemini 3 Flash is 40% more expensive |
| Context Window | 200K | 1.0M | 5x difference |
| Max Output | 8K | 66K |
Performance Benchmarks
| Metric | Claude Haiku 4.5 | Gemini 3 Flash | Winner |
|---|---|---|---|
| Quality Index | 31 | 35 | Gemini 3 Flash |
| Output Speed | 125 tok/s | 184 tok/s | Gemini 3 Flash |
| Time to First Token | 0.41s | 0.80s | Claude Haiku 4.5 |
| Value (Quality/$) | 31.1 | 70.0 | Higher = better value |
Benchmark data from Artificial Analysis. Quality Index is a composite score across reasoning, coding, and knowledge tasks.
Cost at Scale
Estimated cost at different usage levels (3:1 input-to-output token ratio, typical for chat).
| Usage | Claude Haiku 4.5 | Gemini 3 Flash | Savings |
|---|---|---|---|
Single request 1K in / 300 out | $0.0025 | $0.0014 | Gemini 3 Flash saves $0.0011 |
10 requests 10K in / 3K out | $0.025 | $0.014 | Gemini 3 Flash saves $0.011 |
100 requests 100K in / 30K out | $0.250 | $0.140 | Gemini 3 Flash saves $0.110 |
1,000 requests 1M in / 300K out | $2.50 | $1.40 | Gemini 3 Flash saves $1.10 |
10,000 requests 10M in / 3M out | $25.00 | $14.00 | Gemini 3 Flash saves $11.00 |
1M requests/mo 1B in / 300M out | $2500.00 | $1400.00 | Gemini 3 Flash saves $1100.00 |
Pros & Cons
Claude Haiku 4.5 Strengths
- +Lower latency (faster first token)
Gemini 3 Flash Strengths
- +Cheaper input tokens
- +Cheaper output tokens
- +Larger context window (1.0M vs 200K)
- +Higher max output tokens
- +Faster output (184 vs 125 tok/s)
- +Higher quality score (35 vs 31)
When to Use Each Model
Choose Claude Haiku 4.5 for
- →Projects already integrated with Anthropic's ecosystem
Choose Gemini 3 Flash for
- →Budget-conscious projects where cost is the primary factor
- →Long documents, large codebases, or multi-turn conversations
- →Generating long-form content or detailed code
- →Tasks requiring maximum accuracy and reasoning
- →Real-time applications, chat, or autocomplete
Frequently Asked Questions
Which is cheaper, Claude Haiku 4.5 or Gemini 3 Flash?
For input tokens, Gemini 3 Flash is 2.0x cheaper at $0.5/1M tokens. For output tokens, Gemini 3 Flash is 1.7x cheaper at $3/1M tokens. At typical usage (1M input + 300K output), Claude Haiku 4.5 costs $2.50 vs Gemini 3 Flash at $1.40.
What's the context window difference?
Claude Haiku 4.5 supports 200K context (200,000 tokens), while Gemini 3 Flash supports 1.0M (1,048,576 tokens). Gemini 3 Flash can handle 5x more context in a single request.
Which model has better benchmarks?
Quality Index: Claude Haiku 4.5 scores 31 vs Gemini 3 Flash at 35. Speed: Claude Haiku 4.5 generates 125 tok/s vs Gemini 3 Flash at 184 tok/s. Time to first token: Claude Haiku 4.5 at 0.41s vs Gemini 3 Flash at 0.80s.
When should I choose Claude Haiku 4.5 over Gemini 3 Flash?
Choose Claude Haiku 4.5 when you need: Lower latency (faster first token). Choose Gemini 3 Flash when you need: Cheaper input tokens, Cheaper output tokens, Larger context window (1.0M vs 200K), Higher max output tokens, Faster output (184 vs 125 tok/s), Higher quality score (35 vs 31).
How much would 10,000 API requests cost?
At 1K input + 300 output tokens per request (typical chat): Claude Haiku 4.5 = $25.00, Gemini 3 Flash = $14.00. At 10K input + 1K output per request (longer conversations): Claude Haiku 4.5 = $150.00, Gemini 3 Flash = $80.00.
Related Comparisons
Claude Haiku 4.5 vs GPT-5.4
$1 vs $2.5 per 1M input
Gemini 3 Flash vs GPT-5.4
$0.5 vs $2.5 per 1M input
Claude Haiku 4.5 vs GPT-5
$1 vs $1.25 per 1M input
Gemini 3 Flash vs GPT-5
$0.5 vs $1.25 per 1M input
Claude Haiku 4.5 vs GPT-5 Mini
$1 vs $0.25 per 1M input
Gemini 3 Flash vs GPT-5 Mini
$0.5 vs $0.25 per 1M input