Model Comparison

GPT-4.5 vs Sarvam-105BWhich is better in 2026?

Both models are evenly matched across the benchmarks.

Verdict: GPT-4.5 vs Sarvam-105B — which is better?

GPT-4.5 (by OpenAI) and Sarvam-105B (by Sarvam AI) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.

GPT-4.5 outperforms in 2 benchmarks (IFEval, MMLU), while Sarvam-105B is better at 2 benchmarks (GPQA, SWE-Bench Verified). Both models are evenly matched across the benchmarks.

Choose GPT-4.5 if…

  • you want predictable pricing at $75.00/M input and $150.00/M output

Choose Sarvam-105B if…

  • you want the most recent training data — it shipped Mar 2026
  • you need open weights you can self-host or fine-tune

Performance Benchmarks

Comparative analysis across standard metrics

4 benchmarks

GPT-4.5 outperforms in 2 benchmarks (IFEval, MMLU), while Sarvam-105B is better at 2 benchmarks (GPQA, SWE-Bench Verified).

Both models are evenly matched across the benchmarks.

Wed Jul 29 2026 • llm-stats.com

Arena Performance

Human preference votes

Context Window

Maximum input and output token capacity

Only GPT-4.5 specifies input context (128,000 tokens). Only GPT-4.5 specifies output context (4,096 tokens).

OpenAI
GPT-4.5
Input128,000 tokens
Output4,096 tokens
Sarvam AI
Sarvam-105B
Input- tokens
Output- tokens
Wed Jul 29 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

GPT-4.5 supports multimodal inputs, whereas Sarvam-105B does not.

GPT-4.5 can handle both text and other forms of data like images, making it suitable for multimodal applications.

GPT-4.5

Text
Images
Audio
Video

Sarvam-105B

Text
Images
Audio
Video

License

Usage and distribution terms

GPT-4.5 is licensed under a proprietary license, while Sarvam-105B uses Apache 2.0.

License differences may affect how you can use these models in commercial or open-source projects.

GPT-4.5

Proprietary

Closed source

Sarvam-105B

Apache 2.0

Open weights

Release Timeline

When each model was launched

GPT-4.5 was released on 2025-02-27, while Sarvam-105B was released on 2026-03-06.

Sarvam-105B is 12 months newer than GPT-4.5.

GPT-4.5

Feb 27, 2025

1.4 years ago

Sarvam-105B

Mar 6, 2026

4 months ago

1.0yr 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

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

OpenAI
Larger context window (128,000 tokens)
Supports multimodal inputs
Higher IFEval score (88.2% vs 84.8%)
Higher MMLU score (90.8% vs 90.6%)
Sarvam AI
Has open weights
Higher GPQA score (78.7% vs 69.5%)
Higher SWE-Bench Verified score (45.0% vs 38.0%)

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against GPT-4.5 and Sarvam-105B side-by-side, then vote on the output you prefer.

GPT-4.5
✓ Preferred
Sarvam-105B
Open in Playground
AI Model Comparison Table
Feature
OpenAI
GPT-4.5
Sarvam AI
Sarvam-105B

FAQ

Common questions about GPT-4.5 vs Sarvam-105B.

Which is better, GPT-4.5 or Sarvam-105B?

Both models are evenly matched across the benchmarks. GPT-4.5 is made by OpenAI and Sarvam-105B is made by Sarvam AI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does GPT-4.5 compare to Sarvam-105B in benchmarks?

GPT-4.5 scores GSM8k: 97.0%, MMLU: 90.8%, CharXiv-D: 90.0%, IFEval: 88.2%, HumanEval: 88.0%. Sarvam-105B scores MATH-500: 98.6%, AIME 2025: 96.7%, MMLU: 90.6%, HMMT 2025: 85.8%, HMMT25: 85.8%.

What are the context window sizes for GPT-4.5 and Sarvam-105B?

GPT-4.5 supports 128K tokens and Sarvam-105B supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between GPT-4.5 and Sarvam-105B?

Key differences include multimodal support (yes vs no), licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.

Who makes GPT-4.5 and Sarvam-105B?

GPT-4.5 is developed by OpenAI and Sarvam-105B is developed by Sarvam AI.

Related comparisons