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YouTube Comment Generator

Model:
Write thoughtful YouTube comments that boost your channel's engagement signal — early-comment activity is a top-3 YouTube ranking factor for both your videos and the videos you comment on. 6 tones (thoughtful / funny / question / agree / friendly disagree / story-share). Outputs 5 distinct variants you can pick from.
~150 tokens · Qwen 2.5 7B · 5 thoughtful comments
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Write thoughtful, funny, or question-form YouTube comments to boost engagement. Free AI, no signup.

ວິທີການ​ໃຊ້ YouTube Comment Generator

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AI ຂອງພວກເຮົາ ຈັດການຄໍາຮ້ອງຂໍຂອງທ່ານໃນສອງສາມວິນາທີ ໂດຍໃຊ້ແບບຟອມ Open-Source ທີ່ດີທີ່ສຸດ.

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Use this tool via API

Automate this tool from your own code. OpenAI-compatible REST endpoint, Bearer-token auth, no extra SDK required. Token costs match the web interface.

curl -X POST https://api.free.ai/v1/chat/ \
  -H "Authorization: Bearer sk-free-..." \
  -H "Content-Type: application/json" \
  -d '{"model": "qwen7b", "messages": [{"role": "user", "content": "Write an Instagram caption for a product launch."}]}'

YouTube Comment Generator — FAQ

Two reasons. (1) Early-comment activity is a top-3 YouTube algorithm signal — when you comment thoughtfully on a video in the first hour, it boosts both that video's reach AND your channel's reach (YouTube cross-promotes engaged commenters). (2) Pinned-comment slots from the creator 10x your channel exposure. The tool generates 5 distinct comment angles you can pick from: thoughtful insight, funny one-liner, question, agree+extend, friendly disagree, personal story.

Yes — Qwen 2.5 7B on our GPUs, ~150 tokens for 5 comments. Free signup gets 10,000 tokens — that is ~60+ batches of 5 comments.

TubeBuddy ($7-49/month) and VidIQ ($7.50-79/month) focus on YOUR channel's videos — keyword research, A/B testing thumbnails, analytics. They do not write engagement comments for OTHER creators' videos. Free.ai's comment generator is a separate tool for community-engagement strategy. Pair with TubeBuddy/VidIQ for the channel-management side.

It can be misused as spam, yes — and we will not pretend otherwise. The system prompt biases toward THOUGHTFUL engagement (referencing specific moments in the video, adding insight, asking real follow-up questions). Generic praise ('great video!') and 'first!' style spam are explicitly banned. Use this to comment on 1-2 videos per day with genuine value, not 100 videos with copy-pasted comments — YouTube spam filters catch the latter.

Thoughtful / adds insight, Funny / one-liner, Question / curious, Agree + extend, Friendly disagree, Personal story. Pick the tone that fits the video — funny on a comedy channel, thoughtful on educational, question on a how-to, story on a vlog.

Toggleable. When on, the system prompt instructs the model to reference SOMETHING SPECIFIC from the video (a stat, moment, guest name) — proves you actually watched. Creators pin comments that feel attentive, and pinned comments stay above the fold for thousands of viewers.

No — the system prompt explicitly bans 'check out my channel' / 'subscribe to me' / 'plug your product' language. YouTube auto-removes most self-promotional comments and the channel that wrote them gets shadowbanned from comments on that creator's videos.

No — first batch free. Sign up for 10K tokens, history, premium models.

Yes — Spanish, Portuguese, Hindi, Arabic, etc. Tone guidance translates well across languages.

Short comments (~20 words) get more upvotes and replies on average. Medium (~60 words) get pinned more often by creators because they show effort. Long-form (~120 words) get pinned occasionally and read like mini blog posts. Pick length by goal — pin (medium) vs reach (short) vs build authority (long).

If your comment references something specific from the video and adds genuine value, no. If you copy-paste 5 comments to 5 different videos, yes — pattern recognition flags formulaic engagement. Treat the AI as a draft assistant, not a copy-paste machine.

Yes — POST to /v1/chat/ with the YT-comment system prompt (inspect template source). Useful for community-management workflows but DO NOT spam — most YouTube ToS violations come from automated commenting. Bearer auth, monthly limits. Docs at /api/.

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