Head-to-head comparison
Nova Pro 1.0 (Amazon) and Codestral 2508 (Mistral AI) compared on the ModelCap Index, API price, context window, provider availability, weight access and every public benchmark board they share. Figures are the same ones shown on the live rankings; nothing here is a hidden score.
Snapshot as of 18 August 2026
As of 18 August 2026, Nova Pro 1.0 holds the stronger ModelCap Index position (#189 vs #227); Codestral 2508 is 3.6× cheaper per output token ($0.90/1M vs $3.20/1M); and Nova Pro 1.0 offers the longer context window (300K vs 256K tokens).
Evidence: 2 public benchmark observations across 2 boards · publisher corpus prior · leave-one-anchor-out calibrated. Prices are the lowest listed API offer per million tokens observed on the OpenRouter catalogue.
Scores are the sources' own published figures for each model's best evaluated configuration; ModelCap never re-runs a benchmark.
Want a different pairing? Open the interactive comparison tool to swap either model for any current ranked language model.
Nova Pro 1.0 ranks higher on the ModelCap Index as of 18 August 2026: #189 against #227. That is a capability ranking built from public benchmark evidence with published uncertainty; whether it is "better" for you also depends on price, context and where you can run it.
Codestral 2508 is cheaper on output tokens: $0.90/1M against $3.20/1M. Input tokens are $0.80/1M for Nova Pro 1.0 and $0.30/1M for Codestral 2508. Prices are the lowest listed API offer ModelCap observed, in USD per million tokens.
Nova Pro 1.0 has the larger context window: 300K tokens against 256K.
The two models do not share a coding benchmark board on ModelCap yet, so no head-to-head coding score is published; the ModelCap Index position is the closest overall signal.
Nova Pro 1.0: API only. Codestral 2508: API only. Open weights mean the checkpoint can be downloaded and self-hosted under its licence; API-only models are available solely through hosted endpoints.
ModelCap currently lists 1 API provider for Nova Pro 1.0 and 1 for Codestral 2508, from the OpenRouter catalogue snapshot the site serves; each model page lists the providers and their prices.
Every figure comes from the sealed ModelCap dataset published 18 August 2026; the page re-renders within a minute of each data refresh, and the ModelCap Index positions are the same ones shown on the live rankings.