Claude Haiku 4.5 vs Gemini 3 Flash
Benchmark Performance
Available Benchmarks
| Benchmark | Claude Haiku 4.5 | Gemini 3 Flash |
|---|---|---|
| LMArena Document Arenadocument-2026-07-30-011508720696 · arena_rating · statistical tie | 1,423.03100% of row best · rating · claude-haiku-4-5-20251001; 95% CI [1416.59570790, 1429.45877492]; votes 30937; rank 30 | 1,413.3299% of row best · rating · gemini-3-flash; 95% CI [1403.94387714, 1422.69054127]; votes 7173; rank 34 |
| LMArena Text Arenatext-2026-09-01-011508720696 · arena_rating · leader | 1,395.2597% of row best · rating · claude-haiku-4-5-20251001; 95% CI [1392.70335168, 1397.78975878]; votes 124979; rank 144 | 1,442.43100% of row best · rating · gemini-3-flash (thinking-minimal); 95% CI [1439.33231151, 1445.53146062]; votes 85926; rank 58 |
| Overall ResultCounted from the protocol-matched rows above · 1 tie | 0 benchmark wins | 1 benchmark winOverall lead |
Third-party benchmark Only like-for-like primary-publisher results are shown; raw scores, relative scores, configuration, and token spend remain visible.
Technical Differences
Side-by-Side Facts
| Field | Claude Haiku 4.5 | Gemini 3 Flash |
|---|---|---|
| Developer | Anthropic | Google DeepMind |
| Family | Claude 4 5 | Gemini 3 |
| Model | Claude Haiku 4.5 | Gemini 3 Flash |
| Version | Claude Haiku 4.5 | Gemini 3 Flash |
| Lifecycle | active | preview |
| Released | 2025-10-15 | Unknown |
| Knowledge cutoff | Unknown | Unknown |
| Input modalities | Text, Image | Text, Image, Video, Audio, Document |
| Output modalities | Text | Text |
| Context window | 200,000 | 1,048,576 |
| Total parameters | Unknown | Unknown |
| Active parameters | Unknown | Unknown |
| License | Unknown | Unknown |
| Open weights | No | No |
| API available | Yes | Yes |
| Self-hostable | No | No |
| Provider access | Anthropic (Standard) | Google AI (Standard) |
| Capabilities | chat, generation, reasoning, tools | chat, generation, reasoning, tools |
13 comparable fields · 8 material differences · Pair passes the primary-source comparison gate
Claude Haiku 4.5 Capabilities
Gemini 3 Flash Capabilities
Internal Comparison Graph
Related Comparisons
| A | Pair | B | Context |
|---|---|---|---|
Gemini 3 FlashGoogle DeepMind | vs | Gemini 3.5 FlashGoogle DeepMind | family variantstext |
Gemini 3 FlashGoogle DeepMind | vs | Gemini 3.6 FlashGoogle DeepMind | family variantstext |
Gemini 3 FlashGoogle DeepMind | vs | Gemini 3.7 FlashGoogle DeepMind | family variantstext |
Gemini 3 FlashGoogle DeepMind | vs | Gemini 3.1 Flash-LiteGoogle DeepMind | family variantstext |
Gemini 3 FlashGoogle DeepMind | vs | Gemini 3.5 Flash-LiteGoogle DeepMind | family variantstext |
Claude Fable 5Anthropic | vs | Claude Haiku 4.5Anthropic | family variantsimage, text |
Claude Fable 5.1Anthropic | vs | Claude Haiku 4.5Anthropic | family variantsimage, text |
 Qwen3.5-35B-A3BQwen | vs | Claude Haiku 4.5Anthropic | cross-developer peersimage, text |
Claude Haiku 4.5Anthropic | vs |  Ministral-3-14B-Reasoning-2512Mistral AI | cross-developer peersimage, text |
Claude Haiku 4.5Anthropic | vs | Ministral-3-3B-Reasoning-2512Mistral AI | cross-developer peersimage, text |
Claude Haiku 4.5Anthropic | vs | Grok 4.6xAI | cross-developer peersimage, text |
Claude Haiku 4.5Anthropic | vs |  GPT-4oOpenAI | cross-developer peersimage, text |
Primary Evidence
Sources and Freshness
Questions
Claude Haiku 4.5 vs Gemini 3 Flash FAQs
Is Claude Haiku 4.5 or Gemini 3 Flash better for coding?+
This comparison does not currently contain a protocol-matched coding benchmark for both Claude Haiku 4.5 and Gemini 3 Flash, so Model Markets cannot name a coding leader from pricing, context size, or capability labels alone.
Which is cheaper, Claude Haiku 4.5 or Gemini 3 Flash?+
Claude Haiku 4.5 is $1.00 and Gemini 3 Flash is $0.50 per million tokens, so Gemini 3 Flash is cheaper on this metric. Claude Haiku 4.5 is $5.00 and Gemini 3 Flash is $3.00 per million tokens, so Gemini 3 Flash is cheaper on this metric.
Which has a larger context window, Claude Haiku 4.5 or Gemini 3 Flash?+
Gemini 3 Flash has the larger sourced context window. Claude Haiku 4.5 supports 200,000 and Gemini 3 Flash supports 1,048,576.
Which performs better in benchmarks, Claude Haiku 4.5 or Gemini 3 Flash?+
There is no overall benchmark winner: An overall winner requires at least two decisive benchmarks from at least two original publishers.
Can Claude Haiku 4.5 or Gemini 3 Flash be self-hosted?+
Both models have the same recorded self-hosting status: unsupported. Claude Haiku 4.5 is not marked open weight; Gemini 3 Flash is not marked open weight.
Can Claude Haiku 4.5 and Gemini 3 Flash understand images?+
Claude Haiku 4.5 is documented with image input; Gemini 3 Flash is documented with image input. This reflects supported input modalities, not vision quality.
Which can generate longer answers, Claude Haiku 4.5 or Gemini 3 Flash?+
Gemini 3 Flash has the larger sourced maximum output: Claude Haiku 4.5 supports 64,000 and Gemini 3 Flash supports 65,536 output tokens.
Do Claude Haiku 4.5 and Gemini 3 Flash support reasoning and tool use?+
Claude Haiku 4.5: reasoning, tool calling, and image input. Gemini 3 Flash: reasoning, tool calling, and image input. Feature support does not establish relative quality.
Which is available from more inference providers, Claude Haiku 4.5 or Gemini 3 Flash?+
Claude Haiku 4.5 has 1 sourced provider route; Gemini 3 Flash has 1, a tie.
Which offers better value, Claude Haiku 4.5 or Gemini 3 Flash?+
There is no universal value winner. Compare the input and output prices above with the matched benchmark result for your workload: cheaper tokens can be offset by different quality, token usage, latency, or provider availability.