Decision support

ERNIE 5.1 vs Mercury Edit 2

Compare canonical objects directly. The useful dimensions change with the object type, so model and hardware comparisons stay separate.

Mercury Edit 2

Inception Labs

Sources:models.dev

Benchmark results

  • Arena Text

    Arena rating · Higher is better

    • ERNIE 5.1
      1467
      Arena #52CI 1462 to 1472
    • Mercury Edit 2
      Not reported
    Runs and sources
    ERNIE 5.1
    • default146795% CI 1462 to 1472 · 39,029 votes
    Mercury Edit 2

    Not reported

  • Arena Search

    Arena rating · Higher is better

    • ERNIE 5.1
      1192
      Arena #25CI 1182 to 1201
    • Mercury Edit 2
      Not reported
    Runs and sources
    ERNIE 5.1
    • default119295% CI 1182 to 1201 · 3,925 votes
    Mercury Edit 2

    Not reported

Each model's best published result is shown; "Not reported" means no matched evaluation, not a score of zero. Arena and DeepSWE ranks are the leaderboards' own; other ranks are among catalogue models with a score. Results from different harnesses or settings are not directly comparable.

Arena ratings: Arena (lmarena-ai/leaderboard-dataset), licensed CC BY 4.0. Ratings come from pairwise human votes and are only comparable within one leaderboard; the interval is Arena's 95% confidence interval. Model names are matched to the Vertical Tabs catalog.

Model specifications

Release date
May 8, 2026
March 30, 2026
Context window
—
32K
Native context
—
—
Max output tokens
—
8,192
Knowledge cutoff
—
—
Open weights
Closed
Closed
Parameter count
—
—

API pricing · USD per 1M tokens

Input
—
—
Output
—
—
Cached input
—
—
Cache write
—
—

Capabilities and modalities

Input modalities
text
text
Output modalities
text
text
Tool calling
—
—
Reasoning option
—
—
Supported options
—
temperature
Capabilities
—
—

Architecture and availability

Architecture
—
—
Model families
—
—
Tokenizer
—
—
Instruction format
—
—
License
proprietary
—
Providers
0
0
Provider endpoints
0
0
Ollama variants
0
0
Metadata source
curated
ai-research

A dash means the field is not reported. Provider-specific performance and pricing may differ.

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