ch29_memory

show: mock live

mock turns=0 · messages=0

live turns=0 · messages=0

scenario a_fact_written_in_one_run_is_read_in_a_completely_separate_run

scenario a_fact_written_in_one_run_is_read_in_a_completely_separate_run · 4.1ms

context_sent {"messages": ["You answer briefly and plainly. Only state something as a known fact if you were told it in this conversation or given a note about the customer. If you were not told, say you don't know.", "Note about this customer: the customer prefers express shipping and pays the fee.", "What shipping option should I use for this order?"]}

turn 1 · 3.9ms · responded with: Use express shipping -- the customer prefers it and covers the fee.

model mock · 3.9ms · responded with: Use express shipping -- the customer prefers it and covers the fee.

context sent — 3 message(s)

	role	content
[0]	system	You answer briefly and plainly. Only state something as a known fact if you were told it in this conversation or given a note about the customer. If you were not told, say you don't know.
[1]	system	Note about this customer: the customer prefers express shipping and pays the fee.
[2]	human	What shipping option should I use for this order?

context ignored by the mock model {"messages": 3, "roles": ["system", "system", "human"]}

	role	content
[0]	ai	Use express shipping -- the customer prefers it and covers the fee.

final_answer {"content": "Use express shipping -- the customer prefers it and covers the fee."}

result {"recalled_fact_used": true}

scenario a_fact_written_in_one_run_is_read_in_a_completely_separate_run · 1239.0ms

turn 1 · 1238.8ms · 97 in / 34 out · responded with: Use express shipping — that's this customer's stated preference, and they pay the fee.

model live · 1238.8ms (model provider 986.8 · library 251.9) · 97 in / 34 out · responded with: Use express shipping — that's this customer's stated preference, and they pay the fee.

context sent — 3 message(s)

	role	content
[0]	system	You answer briefly and plainly. Only state something as a known fact if you were told it in this conversation or given a note about the customer. If you were not told, say you don't know.
[1]	system	Note about this customer: the customer prefers express shipping and pays the fee.
[2]	human	What shipping option should I use for this order?

wire request

attempt

method

POST

url

https://api.deepseek.com/v1/chat/completions

defaulted (7)

temperature, max_tokens, top_p, stop, seed, tools, tool_choice

headers (18)

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    {
      "content": "Note about this customer: the customer prefers express shipping and pays the fee.",
      "role": "system"
    },
    {
      "content": "What shipping option should I use for this order?",
      "role": "user"
    }
  ],
  "model": "deepseek-flash",
  "stream": false
}

wire response

status

200

headers (15)

show

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	role	content
[0]	ai	Use express shipping — that's this customer's stated preference, and they pay the fee.

final_answer {"content": "Use express shipping \u2014 that's this customer's stated preference, and they pay the fee."}

result {"recalled_fact_used": true}

scenario an_unwritten_fact_is_not_hallucinated_as_remembered

scenario an_unwritten_fact_is_not_hallucinated_as_remembered · 0.2ms

turn 1 · 0.2ms · responded with: I don't have that information -- it hasn't been mentioned.

model mock · 0.2ms · responded with: I don't have that information -- it hasn't been mentioned.

context sent — 2 message(s)

	role	content
[0]	system	You answer briefly and plainly. Only state something as a known fact if you were told it in this conversation or given a note about the customer. If you were not told, say you don't know.
[1]	human	What is the customer's favorite color?

context ignored by the mock model {"messages": 2, "roles": ["system", "human"]}

	role	content
[0]	ai	I don't have that information -- it hasn't been mentioned.

final_answer {"content": "I don't have that information -- it hasn't been mentioned."}

nothing_relevant_found {"found_none": true}

reply_for_review {"content": "I don't have that information -- it hasn't been mentioned."}

scenario an_unwritten_fact_is_not_hallucinated_as_remembered · 614.4ms

turn 1 · 614.3ms · 79 in / 41 out · responded with: I don't know. You haven't told me the customer's favorite color.

model live · 614.3ms (model provider 605.8 · library 8.5) · 79 in / 41 out · responded with: I don't know. You haven't told me the customer's favorite color.

context sent — 2 message(s)

	role	content
[0]	system	You answer briefly and plainly. Only state something as a known fact if you were told it in this conversation or given a note about the customer. If you were not told, say you don't know.
[1]	human	What is the customer's favorite color?

wire request

attempt

method

POST

url

https://api.deepseek.com/v1/chat/completions

defaulted (7)

temperature, max_tokens, top_p, stop, seed, tools, tool_choice

headers (18)

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    },
    {
      "content": "What is the customer's favorite color?",
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}

wire response

status

200

headers (15)

show

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date	Sun, 13 Sep 2026 21:57:17 GMT
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	role	content
[0]	ai	I don't know. You haven't told me the customer's favorite color.

final_answer {"content": "I don't know. You haven't told me the customer's favorite color."}

nothing_relevant_found {"found_none": true}

reply_for_review {"content": "I don't know. You haven't told me the customer's favorite color."}

scenario retrieval_pulls_only_the_relevant_memory_not_everything_stored

scenario retrieval_pulls_only_the_relevant_memory_not_everything_stored · 0.1ms

turn 1 · 0.1ms · responded with: Use express shipping -- the customer prefers it and covers the fee.

model mock · 0.1ms · responded with: Use express shipping -- the customer prefers it and covers the fee.

context sent — 3 message(s)

	role	content
[0]	system	You answer briefly and plainly. Only state something as a known fact if you were told it in this conversation or given a note about the customer. If you were not told, say you don't know.
[1]	system	Note about this customer: the customer prefers express shipping and pays the fee.
[2]	human	What shipping option should I use for this order?

context ignored by the mock model {"messages": 3, "roles": ["system", "system", "human"]}

	role	content
[0]	ai	Use express shipping -- the customer prefers it and covers the fee.

final_answer {"content": "Use express shipping -- the customer prefers it and covers the fee."}

result {"stored_fact_count": 3, "retrieved_key": "shipping_preference", "other_facts_not_spliced": true}

scenario retrieval_pulls_only_the_relevant_memory_not_everything_stored · 907.6ms

turn 1 · 907.5ms · 97 in / 60 out · responded with: Use express shipping. The customer prefers it and pays the fee.

model live · 907.5ms (model provider 895.7 · library 11.8) · 97 in / 60 out · responded with: Use express shipping. The customer prefers it and pays the fee.

context sent — 3 message(s)

	role	content
[0]	system	You answer briefly and plainly. Only state something as a known fact if you were told it in this conversation or given a note about the customer. If you were not told, say you don't know.
[1]	system	Note about this customer: the customer prefers express shipping and pays the fee.
[2]	human	What shipping option should I use for this order?

wire request

attempt

method

POST

url

https://api.deepseek.com/v1/chat/completions

defaulted (7)

temperature, max_tokens, top_p, stop, seed, tools, tool_choice

headers (18)

show

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    {
      "content": "What shipping option should I use for this order?",
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    }
  ],
  "model": "deepseek-flash",
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}

wire response

status

200

headers (15)

show

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	role	content
[0]	ai	Use express shipping. The customer prefers it and pays the fee.

final_answer {"content": "Use express shipping. The customer prefers it and pays the fee."}

result {"stored_fact_count": 3, "retrieved_key": "shipping_preference", "other_facts_not_spliced": true}

scenario overwriting_a_memory_replaces_the_old_value

scenario overwriting_a_memory_replaces_the_old_value · 0.2ms

context_sent {"messages": ["You answer briefly and plainly. Only state something as a known fact if you were told it in this conversation or given a note about the customer. If you were not told, say you don't know.", "Note about this customer: the customer prefers to be contacted by SMS, not email.", "How should I contact this customer?"]}

turn 1 · 0.1ms · responded with: Contact the customer by SMS, not email.

model mock · 0.1ms · responded with: Contact the customer by SMS, not email.

context sent — 3 message(s)

	role	content
[0]	system	You answer briefly and plainly. Only state something as a known fact if you were told it in this conversation or given a note about the customer. If you were not told, say you don't know.
[1]	system	Note about this customer: the customer prefers to be contacted by SMS, not email.
[2]	human	How should I contact this customer?

context ignored by the mock model {"messages": 3, "roles": ["system", "system", "human"]}

	role	content
[0]	ai	Contact the customer by SMS, not email.

final_answer {"content": "Contact the customer by SMS, not email."}

result {"stored_value": "the customer prefers to be contacted by SMS, not email", "only_one_value_ever_stored": true, "mentions_sms": true}

scenario overwriting_a_memory_replaces_the_old_value · 970.8ms

context_sent {"messages": ["You answer briefly and plainly. Only state something as a known fact if you were told it in this conversation or given a note about the customer. If you were not told, say you don't know.", "Note about this customer: the customer prefers to be contacted by SMS, not email.", "How should I contact this customer?"]}

turn 1 · 970.7ms · 96 in / 68 out · responded with: Contact this customer by SMS, not email.

model live · 970.7ms (model provider 958.0 · library 12.6) · 96 in / 68 out · responded with: Contact this customer by SMS, not email.

context sent — 3 message(s)

	role	content
[0]	system	You answer briefly and plainly. Only state something as a known fact if you were told it in this conversation or given a note about the customer. If you were not told, say you don't know.
[1]	system	Note about this customer: the customer prefers to be contacted by SMS, not email.
[2]	human	How should I contact this customer?

wire request

attempt

method

POST

url

https://api.deepseek.com/v1/chat/completions

defaulted (7)

temperature, max_tokens, top_p, stop, seed, tools, tool_choice

headers (18)

show

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    },
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      "content": "How should I contact this customer?",
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wire response

status

200

headers (15)

show

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	role	content
[0]	ai	Contact this customer by SMS, not email.

final_answer {"content": "Contact this customer by SMS, not email."}

result {"stored_value": "the customer prefers to be contacted by SMS, not email", "only_one_value_ever_stored": true, "mentions_sms": true}

scenario admission_is_a_decision_a_harness_makes

scenario admission_is_a_decision_a_harness_makes · 0.2ms

context_sent {"messages": ["You answer briefly and plainly. Only state something as a known fact if you were told it in this conversation or given a note about the customer. If you were not told, say you don't know.", "Note about this customer: my preferred contact method is SMS..", "How should I contact this customer?"]}

turn 1 · 0.1ms · responded with: Contact the customer by SMS.

model mock · 0.1ms · responded with: Contact the customer by SMS.

context sent — 3 message(s)

	role	content
[0]	system	You answer briefly and plainly. Only state something as a known fact if you were told it in this conversation or given a note about the customer. If you were not told, say you don't know.
[1]	system	Note about this customer: my preferred contact method is SMS..
[2]	human	How should I contact this customer?

context ignored by the mock model {"messages": 3, "roles": ["system", "system", "human"]}

	role	content
[0]	ai	Contact the customer by SMS.

final_answer {"content": "Contact the customer by SMS."}

admission {"said": ["Remember: my preferred contact method is SMS.", "It's raining here today, kind of a gloomy afternoon."], "admitted_keys": ["contact_preference"], "stored_keys": ["contact_preference"]}

result {"admitted_fact_recalled": true, "non_admitted_fact_unrecoverable": true}

scenario admission_is_a_decision_a_harness_makes · 2095.1ms

context_sent {"messages": ["You answer briefly and plainly. Only state something as a known fact if you were told it in this conversation or given a note about the customer. If you were not told, say you don't know.", "Note about this customer: my preferred contact method is SMS..", "How should I contact this customer?"]}

turn 1 · 2095.0ms · 91 in / 70 out · responded with: By SMS — that’s the customer’s preferred contact method.

model live · 2094.9ms (model provider 2083.3 · library 11.7) · 91 in / 70 out · responded with: By SMS — that’s the customer’s preferred contact method.

context sent — 3 message(s)

	role	content
[0]	system	You answer briefly and plainly. Only state something as a known fact if you were told it in this conversation or given a note about the customer. If you were not told, say you don't know.
[1]	system	Note about this customer: my preferred contact method is SMS..
[2]	human	How should I contact this customer?

wire request

attempt

method

POST

url

https://api.deepseek.com/v1/chat/completions

defaulted (7)

temperature, max_tokens, top_p, stop, seed, tools, tool_choice

headers (18)

show

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      "content": "You answer briefly and plainly. Only state something as a known fact if you were told it in this conversation or given a note about the customer. If you were not told, say you don't know.",
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    },
    {
      "content": "How should I contact this customer?",
      "role": "user"
    }
  ],
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}

wire response

status

200

headers (15)

show

access-control-allow-credentials	true
connection	keep-alive
content-encoding	gzip
content-type	application/json
date	Sun, 13 Sep 2026 21:57:19 GMT
server	elb
strict-transport-security	max-age=31536000; includeSubDomains; preload
transfer-encoding	chunked
vary	origin, access-control-request-method, access-control-request-headers
via	1.1 da745b01c27611dac38d175371cb7b54.cloudfront.net (CloudFront)
x-amz-cf-id	h1GOOznlGiCcBDlqTugJVH87uetyEyVRg6O9_KAIph5EUbSjmZZBZA==
x-amz-cf-pop	DEN53-P2
x-cache	Miss from cloudfront
x-content-type-options	nosniff
x-ds-trace-id	e2c23b95624dff8f5109e0e88b3cfbf8

{
  "id": "49c64305-230c-4c3d-bb95-cca84f3030d4",
  "object": "chat.completion",
  "created": 1789336639,
  "model": "deepseek-flash",
  "choices": [
    {
      "index": 0,
      "message": {
        "role": "assistant",
        "content": "By SMS \u2014 that\u2019s the customer\u2019s preferred contact method.",
        "reasoning_content": "We need answer. User asks: \"How should I contact this customer?\" We have note: \"Note about this customer: my preferred contact method is SMS..\" So answer: via SMS, because customer's preferred contact method is SMS. Briefly. Ensure no overclaim."
      },
      "logprobs": null,
      "finish_reason": "stop"
    }
  ],
  "usage": {
    "prompt_tokens": 91,
    "completion_tokens": 70,
    "total_tokens": 161,
    "prompt_tokens_details": {
      "cached_tokens": 0
    },
    "completion_tokens_details": {
      "reasoning_tokens": 55
    },
    "prompt_cache_hit_tokens": 0,
    "prompt_cache_miss_tokens": 91
  },
  "system_fingerprint": "aeb56401ca74e127821c4f9126dcb669"
}

	role	content
[0]	ai	By SMS — that’s the customer’s preferred contact method.

final_answer {"content": "By SMS \u2014 that\u2019s the customer\u2019s preferred contact method."}

result {"admitted_fact_recalled": true, "non_admitted_fact_unrecoverable": true}