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CostPerPrompt

Qwen3.5-35B-A3B API Pricing

Alibaba (Qwen) · context window 262K · prices updated 2026-09-09

Input per 1M tokens
$0.3125
Output per 1M tokens
$1.25
Cached input per 1M
$0.1563
50% cheaper than fresh input

Where Qwen3.5-35B-A3B sits on price

At $1.25 per million output tokens, Qwen3.5-35B-A3B is a mid tier model — 1.8× cheaper than the median output price of $2.20, which puts it cheaper than 63% and pricier than 37% of the models we track. It sits 29th cheapest of the 53 Alibaba (Qwen) models we track. Output costs 4.0× input, the usual spread — trim both, starting with the answer length.

Output tokens per $1
800,000
One full context fill
$0.0819
Cheaper than
63% of tracked models

Cached input is 50% cheaper. On an input-heavy workload you need roughly a 50% cache-hit rate to take 25% off the input line — reachable for chatbots and agents that resend the same system prompt and history.

What real workloads cost on Qwen3.5-35B-A3B

These three workloads are the ones teams actually run on a mid-priced model — a $1.25/1M model is not bought for the same job as one ten times the price.

Workload Per request Per month
Support chatbot — 500 conversations/day (5K in / 1.4K out) Conversation history re-sent each turn — the classic prompt-caching win. $0.0033 $49.69
Document pipeline — 10K docs/day (3K in / 500 out) Batch-friendly: no user waiting, so a ~50% batch discount usually applies. $0.0016 $469
Small app — 1K requests/day (500 in / 150 out) The baseline most side projects actually run at. $0.0003 $10.31

Model your exact traffic in the API cost calculator — it preloads Qwen3.5-35B-A3B with caching and batch options.

Qwen3.5-35B-A3B price history

Alibaba (Qwen) last raised Qwen3.5-35B-A3B's output price on Sep 6, 2026 (+67% per output token), from $0.08/$0.75 to $0.3125/$1.25 per 1M in/out. That is one of 5 repricings in the 38 days we have tracked it — worth knowing before you hard-code today's rate into a budget.

Date Input /1M Output /1M Output change
Aug 2, 2026 (tracking began) $0.14 $1.00
Aug 13, 2026 $0.25 $1.25 +25%
Aug 14, 2026 $0.225 $1.80 +44%
Aug 21, 2026 $0.25 $1.25 -31%
Sep 5, 2026 $0.08 $0.75 -40%
Sep 6, 2026 $0.3125 $1.25 +67%

Change-points from our daily price snapshots (tracking since Aug 2, 2026; intraday moves between snapshots are not captured).

Qwen3.5-35B-A3B vs Claude 3 Haiku

The closest-priced alternative from another vendor is Claude 3 Haiku (Anthropic) — priced within a rounding error on output, with $0.0625 less per million input tokens. When two models land this close on price, the decision is quality on your own workload, not the price sheet: run 50 real requests through both and compare.

See Claude 3 Haiku pricing →

Cheaper alternatives

More Alibaba (Qwen) models

Frequently asked questions

How much does the Qwen3.5-35B-A3B API cost?

Qwen3.5-35B-A3B costs $0.3125 per million input tokens and $1.25 per million output tokens, with cached input at $0.1563 per million (50% cheaper). That works out to roughly 800,000 output tokens per dollar.

What does the support chatbot workload cost on Qwen3.5-35B-A3B?

Support chatbot — 500 conversations/day (5K in / 1.4K out) costs about $0.0033 per request and $49.69 per month on Qwen3.5-35B-A3B. Conversation history re-sent each turn — the classic prompt-caching win.

What does it cost to fill Qwen3.5-35B-A3B's 262K context window?

Sending 262K of input in a single request costs $0.0819 at $0.3125 per million tokens — before any output. With prompt caching that same fill drops to about $0.041 on repeat requests. This is why large context windows are cheap to advertise and expensive to actually use.

Is Qwen3.5-35B-A3B worth the price?

Qwen3.5-35B-A3B sits in the middle of the market (29 of 53 by price within Alibaba (Qwen)). The honest test is a routing experiment: send the same 200 real requests to this model and to a tier below, and compare failure rate against the price gap — most teams find a majority of traffic never needed the pricier model.