Grok-2: benchmark scores, price and ranking

Grok-2 from xAI ranks #250 of 743 LLMs on the LLMs Tiger aggregate benchmark score (49.6), based on 1 benchmark results captured up to 2026-10-13.

Organisation: xAI
Type: Frontier model
Open weights: No
Released: 2024-12-12 (source: epoch)
Cheapest API price: $2.00 in / $10.00 out per million tokens (via vercel_ai_gateway, observed 2026-10-13T20:47Z)
Aggregate rank: #250 of 743 (score 49.6)

Across the 1 benchmark where at least ten models are scored, Grok-2 is in the top 10% on 0 and in the top half on 1.

Its cheapest listed input price, $2.00 per million tokens, is lower than that of 18% of the 427 models with a listed price.

Grok-2 benchmark results

Grok-2 benchmark scores, ranked against all models measured on each benchmark
Benchmark	Score	Rank	Source	Captured
Aider Code Editing	58.6%	#38 of 92	Aider Aider Code Editing leaderboard	2026-10-13

About Grok-2

Grok-2 is a frontier model from xAI. It was released on 2024-12-12, according to Epoch AI. The cheapest API listing we track charges $2.00 per million input tokens and $10.00 per million output tokens, through vercel_ai_gateway. We hold 1 benchmark result for it across 1 area, and none is in the top tenth of its board.

Where Grok-2 stands

On our aggregate score, Grok-2 is #250 of 743 ranked models, around the middle of the table. Its score is 49.6; the scale is centred on 50, so it sits 0.4 points below the typical model. That beats 66% of the ranked field. Among the 26 ranked xAI models it is #12. The next one up is grok-4.20-0309-reasoning at 49.6. The next one down is grok-4-fast at 49.5.

Grok-2, benchmark by benchmark

Aider Code Editing puts Grok-2 at 58.6%, #38 of 92. That beats 59% of the models tested, but 25.6 points short of Claude 3.5-Sonnet-20241022 (84.2%). The results either side are Llama-3.3-70B-Instruct (59.4%) and Llama-3.1-70B-Instruct (58.6%). It covers Aider official benchmark. The board median is 55.6%, so Grok-2 is 3.0 points above it. Source: Aider Aider Code Editing leaderboard, captured 2026-10-13.

Price and value

The median input price across the 427 priced models is $0.500 per million tokens, so Grok-2 costs more than the typical listing. Models that score within 1.5 points or better and cost less: Qwen2.5-Coder-7B-Instruct ($0.010, 49.5), DeepSeek V4.1 Flash (high) ($0.010, 48.9), DeepSeek V4 Flash 0731 (max) ($0.016, 53.1). Similar scores cost more on gpt-4o-2024-11-20 ($2.50) and gpt-4o-2024-08-06 ($2.50).

Release history

The next one was grok-2-1212 on 2024-12-12, at 43.4.

Reading these numbers

The 1 score on this page comes from 1 source: Aider Aider Code Editing leaderboard (1). 1 of them come from an official leaderboard and 0 from datasets or third-party runs. With 1 results the aggregate rank can move a lot when one new score arrives.

Models ranked nearby

#247 Opus 4.5 (Thinking, 64K) (49.6)
#248 GLM-5.3-Flash (max) (49.6)
#249 grok-4.20-0309-reasoning (49.6)
#251 ollama/qwen2.5:32b-instruct-q8_0 (49.6)
#252 qwen3.5-4b (none) (49.6)
#253 Qwen3.5 Plus (49.6)