Context from first principles · working instrument

Context Inspector

One captured invocation · local capture; sampling purpose unclassified

5.3% of input allowance (estimated)

~53,413.8 / 1,000,000 tokens
Estimated headroom: ~946,586.2 tokens. Budget source: observed model metadata.
Estimated tokens% of captured input
System instructions~4,343.5

17,374 exact canonical bytes · 4 contribution(s)

  • System entry 11,516 B
  • System entry 2127 B
  • System entry 315,468 B
  • System entry 4263 B
User messages~657.8

2,631 exact canonical bytes · 1 contribution(s)

  • Message 1, part 12,631 B
Assistant messages~26.2

105 exact canonical bytes · 1 contribution(s)

  • Message 2, part 1105 B
Reasoning parts~6,469.5

25,878 exact canonical bytes · 18 contribution(s)

  • Message 5, part 1394 B
  • Message 8, part 1390 B
  • Message 14, part 1428 B
  • Message 17, part 1530 B
  • Message 23, part 1282 B
  • Message 26, part 1488 B
  • Message 32, part 1350 B
  • Message 38, part 1890 B
  • Message 41, part 1550 B
  • Message 44, part 1730 B
  • Message 46, part 13,140 B
  • Message 49, part 15,614 B
  • Message 55, part 1504 B
  • Message 61, part 11,394 B
  • Message 67, part 11,052 B
  • Message 70, part 1584 B
  • Message 72, part 12,726 B
  • Message 75, part 15,832 B
Tool definitions~3,116

12,464 exact canonical bytes · 12 contribution(s)

  • Tool definition 11,129 B
  • Tool definition 21,122 B
  • Tool definition 3605 B
  • Tool definition 41,064 B
  • Tool definition 51,401 B
  • Tool definition 6932 B
  • Tool definition 71,473 B
  • Tool definition 8449 B
  • Tool definition 92,638 B
  • Tool definition 10749 B
  • Tool definition 11397 B
  • Tool definition 12505 B
Tool calls~3,011.5

12,046 exact canonical bytes · 50 contribution(s)

  • Message 2, part 2173 B
  • Message 2, part 3143 B
  • Message 5, part 2174 B
  • Message 5, part 3163 B
  • Message 8, part 2205 B
  • Message 8, part 3158 B
  • Message 11, part 1169 B
  • Message 11, part 2174 B
  • Message 14, part 2178 B
  • Message 14, part 3184 B
  • Message 17, part 2154 B
  • Message 17, part 3149 B
  • Message 20, part 1161 B
  • Message 20, part 2158 B
  • Message 23, part 2160 B
  • Message 23, part 3157 B
  • Message 26, part 2364 B
  • Message 26, part 3226 B
  • Message 29, part 1301 B
  • Message 29, part 2176 B
  • Message 32, part 2236 B
  • Message 32, part 3323 B
  • Message 35, part 1188 B
  • Message 35, part 2188 B
  • Message 38, part 2408 B
  • Message 38, part 3332 B
  • Message 41, part 2450 B
  • Message 41, part 3248 B
  • Message 44, part 21,098 B
  • Message 46, part 2154 B
  • Message 46, part 3330 B
  • Message 49, part 2194 B
  • Message 49, part 3194 B
  • Message 52, part 1171 B
  • Message 52, part 2186 B
  • Message 55, part 2195 B
  • Message 55, part 3193 B
  • Message 58, part 1194 B
  • Message 58, part 2194 B
  • Message 61, part 2277 B
  • Message 61, part 3177 B
  • Message 64, part 1197 B
  • Message 64, part 2181 B
  • Message 67, part 2384 B
  • Message 67, part 3172 B
  • Message 70, part 2405 B
  • Message 72, part 2340 B
  • Message 72, part 3249 B
  • Message 75, part 2246 B
  • Message 75, part 3215 B
Tool results~34,907.5

139,630 exact canonical bytes · 50 contribution(s)

  • Message 3, part 17,379 B
  • Message 4, part 1676 B
  • Message 6, part 12,875 B
  • Message 7, part 1911 B
  • Message 9, part 1299 B
  • Message 10, part 1224 B
  • Message 12, part 1542 B
  • Message 13, part 114,433 B
  • Message 15, part 128,492 B
  • Message 16, part 112,839 B
  • Message 18, part 19,056 B
  • Message 19, part 1216 B
  • Message 21, part 1239 B
  • Message 22, part 1234 B
  • Message 24, part 12,369 B
  • Message 25, part 12,442 B
  • Message 27, part 1199 B
  • Message 28, part 1309 B
  • Message 30, part 11,339 B
  • Message 31, part 1449 B
  • Message 33, part 13,099 B
  • Message 34, part 1750 B
  • Message 36, part 14,690 B
  • Message 37, part 1282 B
  • Message 39, part 1319 B
  • Message 40, part 1330 B
  • Message 42, part 1426 B
  • Message 43, part 11,052 B
  • Message 45, part 14,777 B
  • Message 47, part 1352 B
  • Message 48, part 13,454 B
  • Message 50, part 11,139 B
  • Message 51, part 1432 B
  • Message 53, part 13,050 B
  • Message 54, part 13,198 B
  • Message 56, part 11,044 B
  • Message 57, part 1528 B
  • Message 59, part 11,811 B
  • Message 60, part 1344 B
  • Message 62, part 12,297 B
  • Message 63, part 11,697 B
  • Message 65, part 1150 B
  • Message 66, part 1985 B
  • Message 68, part 13,171 B
  • Message 69, part 111,003 B
  • Message 71, part 11,218 B
  • Message 73, part 11,071 B
  • Message 74, part 1146 B
  • Message 76, part 11,143 B
  • Message 77, part 1150 B
Request structure and options~881.8

3,527 exact canonical bytes · 1 contribution(s)

  • JSON framing, message metadata and request options3,527 B
213,655 exact canonical bytes
Token estimates = canonical UTF-8 bytes ÷ 4. These are not provider token counts.
Shares use captured input as denominator. The bar uses the input allowance when known.
Open a category to inspect its structural contributions.
Unobserved at this boundary