Model Comparison

GPT-5.1 Codex High vs Nova Lite

Comparing GPT-5.1 Codex High and Nova Lite across benchmarks, pricing, and capabilities.

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Performance Benchmarks

Comparative analysis across standard metrics

No common benchmarks found

GPT-5.1 Codex High and Nova Lite don't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Nova Lite costs less

For input processing, GPT-5.1 Codex High ($1.25/1M tokens) is 20.8x more expensive than Nova Lite ($0.06/1M tokens).

For output processing, GPT-5.1 Codex High ($10.00/1M tokens) is 41.7x more expensive than Nova Lite ($0.24/1M tokens).

In conclusion, GPT-5.1 Codex High is more expensive than Nova Lite.*

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

Lowest available price from all providers
Sat Apr 18 2026 • llm-stats.com
OpenAI
GPT-5.1 Codex High
Input tokens$1.25
Output tokens$10.00
Best providerOpenAI
Amazon
Nova Lite
Input tokens$0.06
Output tokens$0.24
Best providerAWS Bedrock
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

GPT-5.1 Codex High accepts 400,000 input tokens compared to Nova Lite's 300,000 tokens. GPT-5.1 Codex High can generate longer responses up to 128,000 tokens, while Nova Lite is limited to 2,048 tokens.

OpenAI
GPT-5.1 Codex High
Input400,000 tokens
Output128,000 tokens
Amazon
Nova Lite
Input300,000 tokens
Output2,048 tokens
Sat Apr 18 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both GPT-5.1 Codex High and Nova Lite support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

GPT-5.1 Codex High

Text
Images
Audio
Video

Nova Lite

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.

GPT-5.1 Codex High

Proprietary

Closed source

Nova Lite

Proprietary

Closed source

Release Timeline

When each model was launched

GPT-5.1 Codex High was released on 2025-11-12, while Nova Lite was released on 2024-11-20.

GPT-5.1 Codex High is 12 months newer than Nova Lite.

GPT-5.1 Codex High

Nov 12, 2025

5 months ago

11mo newer
Nova Lite

Nov 20, 2024

1.4 years ago

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

GPT-5.1 Codex High is available from OpenAI. Nova Lite is available from Bedrock.

GPT-5.1 Codex High

openai logo
OpenAI
Input Price:Input: $1.25/1MOutput Price:Output: $10.00/1M

Nova Lite

bedrock logo
AWS Bedrock
Input Price:Input: $0.06/1MOutput Price:Output: $0.24/1M
* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

OpenAI
Larger context window (400,000 tokens)
Amazon
Less expensive input tokens
Less expensive output tokens

Detailed Comparison

AI Model Comparison Table
Feature
OpenAI
GPT-5.1 Codex High
Amazon
Nova Lite

FAQ

Common questions about GPT-5.1 Codex High vs Nova Lite

GPT-5.1 Codex High (OpenAI) and Nova Lite (Amazon) each have strengths in different areas. Compare their benchmark scores, pricing, context windows, and capabilities above to determine which fits your needs.
GPT-5.1 Codex High scores AIME 2025: 96.7%. Nova Lite scores GSM8k: 94.5%, ARC-C: 92.4%, DocVQA: 92.4%, IFEval: 89.7%, Translation en→Set1 COMET22: 88.8%.
Nova Lite is 20.8x cheaper for input tokens. GPT-5.1 Codex High costs $1.25/M input and $10.00/M output via openai. Nova Lite costs $0.06/M input and $0.24/M output via bedrock.
GPT-5.1 Codex High supports 400K tokens and Nova Lite supports 300K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
Key differences include context window (400K vs 300K), input pricing ($1.25 vs $0.06/M). See the full comparison above for benchmark-by-benchmark results.
GPT-5.1 Codex High is developed by OpenAI and Nova Lite is developed by Amazon.