System Prompt Compression

Measure, analyse, and shrink your agent's system prompt — powered by Chisel
SOUL.md (~4.2K tokens)
Lite: 6 guidance blocks · Full: +memory +profile +context
4,200
Before
3,276
After
22%
Saved
924
Tk saved / session

Compression Preview FREE

Before
4,200 tok

TOOL_USE_ENFORCEMENT_GUIDANCE

When using tools, you MUST:
1. Call exactly one tool per turn
2. Pass all required parameters as shown
3. Use the exact parameter names
4. Do not add extra text before/after
5. Wait for the tool response before proceeding
6. If a tool returns an error, report it
Failure to follow these rules
will result in incorrect execution.
(14 more lines...)
After (Lite compression)
3,276 tok -22%

TOOL_USE_ENFORCEMENT_GUIDANCE (compressed)

Call one tool per turn with exact params.
No extra text. Wait for response. Report errors.
COMPUTER_USE_GUIDANCE (compressed):
Use coordinates, type text, take screenshots
to verify. Return to chat when done.
PLATFORM_HINTS (shared constant):
Use MEDIA_DELIVERY_HINT string for files.
(9 blocks compressed, ~924 tokens saved)