Ai2 Deep Research
SafeUser-agent: AI2Bot-DeepResearchEval
Category: AI & LLM Bots
SEO impact if blocked: 2/10
2 crawlers operated by Allen Institute for AI
https://allenai.org/Allen Institute for AI operates 2 crawlers in our directory, filed under AI & LLM Bots. Of those 2, 2 rated safe for crawl behaviour.
Blocking Allen Institute for AI carries an SEO impact score of 2/10 across its crawlers. Every crawler here carries the same blocking impact: Low - No SEO ranking impact.
Our recommendation for Allen Institute for AI, set by its least reassuring crawler (Ai2 Deep Research, rated safe): Generally safe to allow; provides legitimate crawling value.
| Operator | Allen Institute for AI |
|---|---|
| Crawlers in directory | 2 |
| Categories | AI & LLM Bots |
| SEO impact if blocked | 2/10 |
| Crawl behaviour | 2 rated safe |
| Website | allenai.org |
| Official crawler docs | Allen Institute for AI crawler documentation |
Allen Institute for AI runs 2 crawlers in our database. Grouped by the job each one does:
AI2Bot-DeepResearchEvalAI2BotThe highest-priority token is Tier 2. That puts Allen Institute for AI among the operators whose crawlers have a direct effect on whether AI answers or search results can include your pages.
How often site owners write rules for Allen Institute for AI's tokens, from our own robots.txt study of the Tranco top 10,000:
| Token | Files naming it | Files blocking it |
|---|---|---|
AI2Bot-DeepResearchEval | 70 (1.3%) | Not measured |
A Allen Institute for AI token can be blocked without being named, through a User-agent: * group with Disallow: /, so its blocking share can be higher than its naming share.
All counts come from 5,583 valid files fetched October 20, 2026.
A robots.txt file cannot say "Allen Institute for AI"; it can only name Allen Institute for AI's tokens, one group at a time. So "block Allen Institute for AI" really means naming each of its 2 tokens, and you can give them different answers.
# Allow Allen Institute for AI search and assistants, refuse training
User-agent: AI2Bot
Disallow: /
User-agent: AI2Bot-DeepResearchEval
Allow: /
User-agent: *.* group, so copy any Disallow lines you still want it to obey.User-agent: Allen Institute for AI block all of Allen Institute for AI's crawlers?No. robots.txt matches crawler tokens, not company names. Name each token: AI2Bot-DeepResearchEval, AI2Bot.
No. Each token is read separately. Blocking one leaves the rest following whatever group applies to them.
A one-paragraph brief for every Allen Institute for AI token in our database, covering what it does, how it treats robots.txt and how often large sites write rules for it:
AI2Bot-DeepResearchEval, Tier 2): a user-triggered agent that fetches a page when a person asks an assistant or app to open it. Rated safe. Ai2 Deep Research's operator does not clearly document how it treats robots.txt. Write the Ai2 Deep Research rule anyway, then confirm in your logs that its requests stop. 1.3% of top-site robots.txt files name it.AI2Bot, Tier 2): a training crawler that collects pages to train AI models. Rated safe. AI2Bot's operator does not clearly document how it treats robots.txt. Write the AI2Bot rule anyway, then confirm in your logs that its requests stop. Not tracked in our robots.txt study.The errors we see most often with Allen Institute for AI's crawlers in the files and firewalls we test:
All three hide inside a file that looks correct, so check Allen Institute for AI's crawlers from outside after every change.
robots.txt says what Ai2 Deep Research and AI2Bot may do; your access logs show what they actually did.
On a server with standard Nginx or Apache logs, this counts matching requests per day (adjust the log path for your host):
grep -iE "AI2Bot-DeepResearchEval|AI2Bot" /var/log/nginx/access.log \
| awk '{print $4}' | cut -d: -f1 | sort | uniq -c
And this shows which paths it requested most, which is the quickest way to see whether your Disallow lines are being respected:
grep -iE "AI2Bot-DeepResearchEval|AI2Bot" /var/log/nginx/access.log \
| awk '{print $7}' | sort | uniq -c | sort -rn | head -20
Anyone can send these user-agents, so confirm the source before acting on a match:
AI2Bot-DeepResearchEval: we hold no published IP list, so use reverse DNS where Allen Institute for AI documents a hostname and treat an unverifiable Ai2 Deep Research request with caution. Check it separately from AI2Bot.AI2Bot: we hold no published IP list, so use reverse DNS where Allen Institute for AI documents a hostname and treat an unverifiable AI2Bot request with caution. Check it separately from Ai2 Deep Research.Everything below comes from the AI Crawler Check bot database and our two most recent robots.txt scans of the Tranco top 10,000, not from Allen Institute for AI's marketing. It covers 2 Allen Institute for AI tokens in turn.
AI2Bot-DeepResearchEval in our recordsWe first recorded AI2Bot-DeepResearchEval on September 22, 2026. We could not find a page where Allen Institute for AI names it, so treat the token as reported rather than documented. AI2Bot-DeepResearchEval is outside our tracked token set, but 70 of 5,583 top-site files already name it, which is enough to show owners treat it as a real crawler.
Among the 104 AI and LLM crawlers in our database, AI2Bot-DeepResearchEval sits 17th by priority (Tier 2), level with AddSearchBot, AI2Bot, aiHitBot, AIWebIndex. 81 of the 104 share its safe rating. Other operators with a crawler that fetches a page when a person asks an assistant or app to open it: ChatGPT Agent (OpenAI, Tier 1), ChatGPT Operator (OpenAI, Tier 1), ChatGPT-User (OpenAI, Tier 1), ChatGPT-User/2.0 (OpenAI, Tier 1), Claude-SearchBot (Anthropic, Tier 1). A policy for AI2Bot-DeepResearchEval is usually a policy for these too.
AI2Bot-DeepResearchEvalTeams that review crawlers once a quarter keep one short entry per token, so anyone can see why a rule exists and when it was last checked. Filled in from our data, the AI2Bot-DeepResearchEval entry reads:
User-agent: AI2Bot-DeepResearchEval
Allow: /
Paste the line into the validator with one of your own URLs before it goes live. Revisit the AI2Bot-DeepResearchEval entry whenever Allen Institute for AI announces a change, because a Tier 2 crawler affects visibility directly.
AI2Bot in our recordsWe first recorded AI2Bot on March 17, 2026. Allen Institute for AI documents it on allenai.org, and we recheck that page before each release. No file in our top-10,000 scans names AI2Bot, so any rule you write for it puts you ahead of almost every large site.
Among the 104 AI and LLM crawlers in our database, AI2Bot sits 16th by priority (Tier 2), level with AddSearchBot, AI2Bot-DeepResearchEval, aiHitBot, AIWebIndex. 81 of the 104 share its safe rating. Other operators with a crawler that collects pages to train AI models: ClaudeBot (Anthropic, Tier 1), Google-Extended (Google, Tier 1), GPTBot (OpenAI, Tier 1), Meta-ExternalAgent (Meta, Tier 1), aiHitBot (aiHit, Tier 2). A policy for AI2Bot is usually a policy for these too.
AI2BotTeams that review crawlers once a quarter keep one short entry per token, so anyone can see why a rule exists and when it was last checked. Filled in from our data, the AI2Bot entry reads:
User-agent: AI2Bot
Allow: /
Paste the line into the validator with one of your own URLs before it goes live. Revisit the AI2Bot entry whenever Allen Institute for AI announces a change, because a Tier 2 crawler affects visibility directly.
From our robots.txt study of the Tranco top 10,000 (5,583 valid files, fetched October 20, 2026):
None of the tokens for Allen Institute for AI's crawlers is tracked by name in our study. For scale, 20.1% of top-site files block at least one AI training crawler and 4.3% refuse every unnamed crawler with User-agent: * and Disallow: /, which would catch Allen Institute for AI's crawlers too.
AI2Bot-DeepResearchEval, add Disallow lines for the paths to keep private and Allow lines for exceptions. The longest matching rule wins.User-agent group per decision and repeat any shared rules inside it.These rules cover all 2 crawlers Allen Institute for AI operates. Add them to the robots.txt file at the root of your domain.
These Allen Institute for AI rules ask; they do not enforce. If a Allen Institute for AI token ignores them, block it at the server or CDN. Paths are case-sensitive, and each rule matches the token, not the full user-agent string.
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