Sonar vs Qwen3 Coder Plus
Sonar at $1.15 in and $1.15 out and Qwen3 Coder Plus at $0.748 in and $3.74 out — per million tokens, from the same wallet.
Sonar
Perplexity
0.67¢
for a client proposal
$1.15 in · $1.15 out / 1M
127K context · released January 2025
Qwen3 Coder Plus
Qwen
0.67¢
for a client proposal
$0.748 in · $3.74 out / 1M
1M context · released September 2025
Asking all both at once — identical prompt, identical context — costs about 1.3¢ for a typical client proposal.
At a glance
- Cheapest input: Qwen3 Coder Plus at $0.748 per million tokens.
- Cheapest output: Sonar at $1.15 per million tokens.
- Largest context: Qwen3 Coder Plus at 1M tokens — about 1,400 pages.
Cost per task
Estimated totals at the rates above. Solid bar is input, lighter bar is output.
Quick code fix
2K in · 500 outDraft a client proposal from notes
5K in · 800 outContext-heavy session (Alyph workspace)
155K in · 4K outLong-context rate applied at this input size.
Analyze a 50-page legal contract
35K in · 1K outLong-context rate applied at this input size.
Large architecture refactor
250K in · 3K outLong-context rate applied at this input size.
Solid part of each bar is input tokens, the lighter part is output. Models that don’t fit a task are marked instead of priced.
Cost vs Token Amount
Drag the slider to adjust the split between input and output workload.
Adjust the ratio slider to change how output tokens influence the final price for equivalent workloads.
Pricing
Specs
Try it with real numbers
2K tokens in · 500 tokens out.
All 2, same prompt and context: 0.62¢. That is the entire cost of the comparison.
Your $5 welcome credit covers about 801 of these.
Which should you pick?
For long documents, Qwen3 Coder Plus has the largest context window here — 1M tokens.
On price, Sonar is the cheapest of the two on a typical task, at about 0.67¢.
For images or files, Sonar can read them directly; Qwen3 Coder Plus is text-only.
Or don’t pick. Send the identical prompt to all both, read the answers side by side, and keep the winner. How to run a fair bake-off →
Questions, answered
Which is cheaper, Sonar or Qwen3 Coder Plus?
Which has the largest context window?
Can I run Sonar and Qwen3 Coder Plus side by side on Alyph?
Ask both at once
Identical prompt, identical context, answers side by side — about 1.3¢ for a typical client proposal. Free to start, with $5 of credit.