Google: Deep Research Preview (Apr-21-2026)
Deep Research Preview (Apr-21-2026) is an image generation model from Google released on Apr 21, 2026. It reads text, images, files, audio and video and writes text and images, with a 131K token context window.
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It costs $2 per million input tokens and $12 per million output tokens. Cached input bills at $0.20, 90% less than fresh input.
It supports prompt caching.
2 providers serve it, including Eden AI.
- Modalities
- In / out price
- $2 / $12 per 1M
- Context
- 131K
- Max output
- 66K
- Released
- Apr 21, 2026
- Knowledge cutoff
- Jan 2025
- Tool calling
- Structured output
- Reasoning
- Prompt caching
- Open weights
- Free to use
Deep Research Preview (Apr-21-2026) pricing
USD, as listed on Oct 15, 2026. Most bills are input heavy, so the cached input rate matters as much as the headline price.
| Input | $2 / 1M tokens | |
|---|---|---|
| Output | $12 / 1M tokens | |
| Cached input (read) | $0.20 / 1M tokens | 90% off input |
| Prompts over 200K | $4 in, $18 out | long context rate |
| Prompts over 200K | $4 in, $18 out | long context rate |
Deep Research Preview (Apr-21-2026) providers
2 providers serve it, including Eden AI. Each host sets its own price and limits, so the cheapest one is not always the one with the longest context.
| Provider | Input /M | Output /M | Cache read /M | Context | Max output |
|---|---|---|---|---|---|
| Google First party | $2 | $12 | $0.20 | 131K | 66K |
| Eden AI | $2 | $12 | – | 1.05M | 66K |
What Deep Research Preview (Apr-21-2026) costs per month
Pick a workload close to yours or type your own volumes.
Supported request parameters
What you can set when you call Deep Research Preview (Apr-21-2026) through an OpenAI compatible API.
- Reasoning
reasoning - Temperature
temperature
Alternatives to Deep Research Preview (Apr-21-2026)
Models that take the same inputs, closest in price, cheaper ones first.
- 131K context
Generates images from text, images, files, audio and video. Served by 2 providers.
by googleApr 21, 2026$2/M input tokens$12/M output tokens2 providers
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Deep Research Preview (Apr-21-2026) questions
How much does the Deep Research Preview (Apr-21-2026) API cost?
$2 per million input tokens and $12 per million output tokens, with cached input at $0.20. Prompts over 200K tokens bill at $4 input and $18 output. The estimator on this page turns that into a monthly bill for your own workload.
What is the context window of Deep Research Preview (Apr-21-2026)?
131,072 tokens of input, and it can write up to 65,536 tokens in one reply. As a rough guide, a million tokens is around 750,000 English words.
Which providers serve Deep Research Preview (Apr-21-2026)?
2 providers serve it, including Eden AI. Prices differ by host, so the Providers table on this page lists each one with its input and output price.
Is Deep Research Preview (Apr-21-2026) open source?
No. Google serves it through an API only, so you cannot download the weights or host it yourself.
When was Deep Research Preview (Apr-21-2026) released?
Apr 21, 2026, with training data up to Jan 2025.
Catalog data from models.dev (MIT licensed), refreshed daily, last on Oct 15, 2026. The summary is written from these facts.
Building on Deep Research Preview (Apr-21-2026)?
I test your real tasks on it and the two closest alternatives, then ship the agent on whichever wins on cost and accuracy.
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