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Deep Research Preview (Apr-21-2026)

CTX131K

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Reasoning · Vision · Tools

Input$2/M

Output$12/M

Agentic model for autonomous multi-step research, synthesis, and cited reports

PaidProprietary882/1044

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GoogleTextRarePreview

Deep Research Preview (Apr-21-2026)

Agentic model for autonomous multi-step research, synthesis, and cited reports

deep-research-preview-04-2026

Type: Text
Quality: Not rated yet
Context window: 131,072 tokens
Max output: 65,536 tokens
Input price: $2.00 / 1M tokens
Output price: $12.00 / 1M tokens
Cache read: $0.20 / 1M tokens
Cache write: —
Released: Apr 21, 2026
Knowledge cutoff: Jan 2025
Takes in: Text, Image, Audio, Video, PDF
Puts out: Text, Image
Reasoning: Yes
Tool calling: Yes
Structured output: No
File attachments: Yes
Access: Paid
License: Proprietary
Rarity: Rare
Set number: 882/1044

Open Google docs Where to run it 2 Meet its creature Battle GPT-5.6 Terra

Weights aren’t public. Use is governed by Google’s terms. Specs from models.dev, last changed Oct 19, 2026. Official source: ai.google.dev.

How good is it?

Public leaderboard scores for Deep Research Preview (Apr-21-2026), refreshed daily from Epoch AI and LMArena.

No public leaderboard lists Deep Research Preview (Apr-21-2026) yet. Epoch AI and LMArena cover most chat, image, and video models from the big labs; embeddings, speech, and small open models mostly go unrated.

Where to run it

2 providers sell Deep Research Preview (Apr-21-2026) through an API. Prices are per million tokens, cheapest first.

CheapestEden AI$2.00 in · $12.00 out
From the labGoogle$2.00 in · $12.00 out

API providers

Provider	Input	Output	Context
Eden AICheapest paid`google/deep-research-preview-04-2026`	$2.00	$12.00	1.05M
GoogleOfficial`deep-research-preview-04-2026`	$2.00	$12.00	131K

From models.dev and Hugging Face, checked daily. Resellers’ listings can lag behind their price pages, so confirm with the provider before you commit.

Face off

Current text models from other labs at a similar output price.