The AI arena is free today

Open Superagent

Claude 3 Haiku vs Nova Micro

Claude 3 Haiku and Nova Micro are closely matched at -0.8 and 2.9 on the LLM Stats Score. Nova Micro is 8.7x cheaper per token.

Anthropic · Amazon · Updated for 2026

Which is better?

Claude 3 Haiku and Nova Micro are closely matched on the overall LLM Stats Score at -0.8 and 2.9.

In the 7 individual benchmarks reported for both models, Nova Micro wins 7; this is a narrower head-to-head signal than the composite indexes.

On price, Nova Micro is roughly 8.7x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Claude 3 Haiku also accepts a larger context window (200,000 input tokens), making it the stronger choice for long documents and large codebases.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Claude 3 Haiku

  • you process long inputs — it offers a 200,000 token context window

Choose Nova Micro

  • you value its reported benchmark strengths — it wins 7 of 7 exact shared results
  • cost matters — it's about 8.7x cheaper per token
  • you want the most recent training data — it shipped Nov 2024

At a glance

The differences that matter most.

Core performance indexes
-0.8
#313
2.9
#293
-0.9
#306
2.1
#288
0.7
#221
2.7
#207
Cost, coverage & limits
Benchmark wins
0 of 7
7 of 7
Input price
$0.25 / M
$0.03 / M
Output price
$1.25 / M
$0.14 / M
Context window
200,000
128,000

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
Claude 3 Haiku
Nova Micro
4.8#267
9.4#239
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

10 reported for Claude 3 Haiku · 17 for Nova Micro

7 shared

Claude 3 Haiku outperforms in 0 benchmarks, while Nova Micro is better at 7 benchmarks (ARC-C, DROP, GPQA, GSM8k, HumanEval, MATH, MMLU).

Nova Micro significantly outperforms across most benchmarks.

Sat Aug 29 2026 • llm-stats.com

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

Nova Micro costs less

For input processing, Claude 3 Haiku ($0.25/1M tokens) is 8.3x more expensive than Nova Micro ($0.03/1M tokens).

For output processing, Claude 3 Haiku ($1.25/1M tokens) is 8.9x more expensive than Nova Micro ($0.14/1M tokens).

In conclusion, Claude 3 Haiku is more expensive than Nova Micro.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Sat Aug 29 2026 • llm-stats.com
Anthropic
Claude 3 Haiku
Input tokens$0.25
Output tokens$1.25
Best providerAnthropic
Amazon
Nova Micro
Input tokens$0.03
Output tokens$0.14
Best providerAWS Bedrock
Notice missing or incorrect data?Start an Issue

Context Window

Maximum input and output token capacity

Claude 3 Haiku accepts 200,000 input tokens compared to Nova Micro's 128,000 tokens. Claude 3 Haiku can generate longer responses up to 200,000 tokens, while Nova Micro is limited to 128,000 tokens.

Anthropic
Claude 3 Haiku
Input200,000 tokens
Output200,000 tokens
Amazon
Nova Micro
Input128,000 tokens
Output128,000 tokens
Sat Aug 29 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Claude 3 Haiku supports multimodal inputs, whereas Nova Micro does not.

Claude 3 Haiku can handle both text and other forms of data like images, making it suitable for multimodal applications.

Claude 3 Haiku

Text
Images
Audio
Video

Nova Micro

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Claude 3 Haiku

Proprietary

Closed source

Nova Micro

Proprietary

Closed source

Release Timeline

When each model was launched

Claude 3 Haiku was released on 2024-03-13, while Nova Micro was released on 2024-11-20.

Nova Micro is 8 months newer than Claude 3 Haiku.

Claude 3 Haiku

Mar 13, 2024

2.5 years ago

Nova Micro

Nov 20, 2024

1.8 years ago

8mo newer

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Provider Availability

Claude 3 Haiku is available from Anthropic, Bedrock, Google. Nova Micro is available from Bedrock.

Claude 3 Haiku

anthropic logo
Anthropic
Input Price:Input: $0.25/1MOutput Price:Output: $1.25/1M
bedrock logo
AWS Bedrock
Input Price:Input: $0.25/1MOutput Price:Output: $1.25/1M
google logo
Google
Input Price:Input: $0.25/1MOutput Price:Output: $1.25/1M

Nova Micro

bedrock logo
AWS Bedrock
Input Price:Input: $0.03/1MOutput Price:Output: $0.14/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion

Judge for yourself.

Run your own prompts against Claude 3 Haiku and Nova Micro side-by-side, then vote on the output you prefer.

Claude 3 Haiku
✓ Preferred
Nova Micro
Open in Playground

FAQ

Common questions about Claude 3 Haiku vs Nova Micro.

Which is better, Claude 3 Haiku or Nova Micro?

Claude 3 Haiku and Nova Micro are closely matched on the LLM Stats Score at -0.8 and 2.9. Claude 3 Haiku is made by Anthropic and Nova Micro is made by Amazon. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Claude 3 Haiku compare to Nova Micro in benchmarks?

Claude 3 Haiku scores ARC-C: 89.2%, GSM8k: 88.9%, HellaSwag: 85.9%, DROP: 78.4%, HumanEval: 75.9%. Nova Micro scores GSM8k: 92.3%, ARC-C: 90.2%, Translation Set1→en COMET22: 88.7%, Translation en→Set1 COMET22: 88.5%, IFEval: 87.2%.

Is Claude 3 Haiku cheaper than Nova Micro?

Nova Micro is 8.3x cheaper for input tokens. Claude 3 Haiku costs $0.25/M input and $1.25/M output via anthropic. Nova Micro costs $0.03/M input and $0.14/M output via bedrock.

What are the context window sizes for Claude 3 Haiku and Nova Micro?

Claude 3 Haiku supports 200K tokens and Nova Micro supports 128K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Claude 3 Haiku and Nova Micro?

Key differences include LLM Stats Score (-0.8 vs 2.9), context window (200K vs 128K), input pricing ($0.25 vs $0.03/M), multimodal support (yes vs no). See the full comparison above for benchmark-by-benchmark results.

Who makes Claude 3 Haiku and Nova Micro?

Claude 3 Haiku is developed by Anthropic and Nova Micro is developed by Amazon.