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Compare / head-to-head

GPT-6 AstravsSonar Deep Research

GPT-6 Astra and Sonar Deep Research do not yet share a public benchmark, so quality cannot be compared apples-to-apples. Sonar Deep Research is 6x cheaper per token. GPT-6 Astra has the larger context window (1.1M tokens).

Benchmarks from cited public sources; pricing from official pages; status from official provider feeds.

Shared benchmarks
0
no overlap yet
Cheaper per token
Sonar Deep Research
6x cheaper, input + output
Larger context
GPT-6 Astra
1.1M tokens
Provider uptime (30d)
95.3216% · 100%
OpenAI · Perplexity
GPT-6 Astra
OpenAI · released 2026-09-03
textvision
Context
1.1M
Max out
128K
Input /1M
$10
Output /1M
$50
Cached /1M
$1
Scores
8 · 5 core
Sonar Deep Research
Perplexity · released 2025-02-14
text
Context
128K
Max out
Input /1M
$2
Output /1M
$8
Cached /1M
Scores
6 · 0 core
Quality

Benchmark matrix

BenchmarkGPT-6 AstraSonar Deep ResearchΔEdge
Reported by both · 0
No public benchmark is reported for both models yet.
Only GPT-6 Astra reports · 7
GPQA Diamond96% not reported
AutomationBench41.4% not reported
FrontierMath Tier 4 v2 (Epoch AI run)97.6% epochnot reported
FrontierMath Tiers 1-3 v2 (Epoch AI run)93.7% epochnot reported
OTIS Mock AIME 2024-2025 (Epoch AI run)100% epochnot reported
SimpleQA Verified75.6% epochnot reported
Terminal-Bench Science 0.164.6% not reported
Only Sonar Deep Research reports · 6
DRACO Breadth & Depth (Opus 4.6 base)not reported73.1%
DRACO Citation Quality (Opus 4.6 base)not reported64.6%
DRACO Factual Accuracy (Opus 4.6 base)not reported67.9%
DRACO Normalized Score (Opus 4.6 base)not reported70.5%
DRACO Pass Rate (Opus 4.6 base)not reported72.8%
DRACO Presentation Quality (Opus 4.6 base)not reported90.3%
Scores tagged "epoch" or "matharena" are independent runs, used only where the lab has not published its own; ⚠ marks rows MathArena flags as released after the competition. Higher is better on every row. Δ is GPT-6 Astra minus Sonar Deep Research in the benchmark's own unit. "Not reported" means the lab has not published that figure; it is not a zero. ↗ opens the source.
Specs & pricing

Side by side

SpecGPT-6 AstraSonar Deep ResearchEdge
Context window1.1M tokens128K tokensGPT-6 Astra
Max output128K tokens
Input price / 1M$10 $2 Sonar Deep Research
Output price / 1M$50 $8 Sonar Deep Research
Cached input / 1M$1
Input + output / 1M
Lower is cheaper. List prices; batch, tool and regional fees excluded.
$60$10Sonar Deep Research
Modalitiestext · visiontextGPT-6 Astra
Released2026-09-032025-02-14
Cited benchmark scores86
Reliability

Provider status

All providers
More matchups

GPT-6 Astra vs …

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