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r/PromptEngineering

Founded February 2021 · Public — anyone can post

Updated Sep 16

Prompt engineering is the application of engineering practices to the development of prompts - i.e., inputs into generative models like GPT or Midjourney.

Members

415,703

416K

Online now

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not captured in the last snapshot

Posts per day

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no sample yet

Comments per post

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no sample yet

Growth · 7d

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not enough history yet

Growth · 30d

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not enough history yet

Promo tolerance

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not assessed yet

Last post

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no sample yet

Distinct posters

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no sample yet

Tracking since Aug 30 · growth spans are the real distance between snapshots, not rounded windows. Posts/day is measured from the community’s own newest posts on Reddit, not from what Prowlo happens to crawl.

Member growth

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r/PromptEngineering — frequently asked

How many members does r/PromptEngineering have?

r/PromptEngineering has 415,703 members as of our most recent crawl on Sep 16. Prowlo re-checks tracked communities on a rolling schedule, so this figure moves rather than sitting frozen at whatever it was when a scraper last ran.

Is r/PromptEngineering growing?

We don't have 30 days of snapshot history for r/PromptEngineering yet, so we're not going to invent a growth number. We've been tracking it since Aug 30; the chart fills in as history accumulates.

How active is r/PromptEngineering?

We don't have a reliable posting-rate sample for r/PromptEngineering yet. Subscriber count alone is a poor guide to whether a community is active, so treat this one as unverified until the next sample lands.

When was r/PromptEngineering created?

r/PromptEngineering was founded in February 2021 and is a public — anyone can post community. Age matters: an older community with steady growth has survived Reddit's moderation churn; a young one with a spike may not.

Can I promote my product in r/PromptEngineering?

We don't have a promo-tolerance read for r/PromptEngineering yet. Default to the safe approach: read the sidebar rules, contribute in threads where you gain nothing, and mention your product only when it is the honest answer to someone's question.

How do I monitor r/PromptEngineering for mentions?

Hit Watch on this page. Prowlo starts crawling r/PromptEngineering into your Dataset — every new post indexed and embedded, searchable semantically, queryable by your AI agent over MCP, and able to trigger keyword alerts in Slack. Prowlo is read-only; it never posts on your behalf.

Can my AI agent read r/PromptEngineering's stats?

Yes. Everything on this page is one MCP tool call away: catalog_get_subreddit returns r/PromptEngineering's members, growth, promo tolerance and similar communities as typed JSON — free, no credits. Connect your agent to api.prowlo.com/mcp and it can vet the community and start watching it in the same conversation.

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r/PromptEngineering Subreddit Stats — 416K members