Tool and function-call outputs are the heaviest, most disposable thing in an agent transcript. Once the model has extracted what it needs, replace the raw result with a one-line stub before the next turn.
Prune Bulky Tool Results Once You've Used Them
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More in Context Management
Drop the Screenshot Once the Model Has Read It
Images, PDFs, and attachments are charged as tokens and re-sent every turn in a multimodal thread. After the model has described or transcribed one, you usually don't need to keep sending the pixels.
Paste the Function, Not the Whole File
Most coding questions need 20-40 lines, not your 800-line file. Send the relevant slice plus a one-line note about the rest, and your input shrinks dramatically without hurting the answer.
Start a New Chat When the Topic Changes
Chat apps re-send your whole conversation with every message. When you switch tasks, the old turns become dead weight you keep paying to re-transmit โ even with caching discounts.